Home / 12,218.04-16,818.29-10,544.76

Finding the Fourth Proportional to 12,218.04, 16,818.29 and 10,544.76

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Solution

The fourth proportional to 12,218.04, 16,818.29 and 10,544.76 is: 14,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,218.04 : 16,818.29 = 10,544.76 : x
  2. Step 2: Convert to fraction form
    12,218.04/16,818.29 = 10,544.76/x
  3. Step 3: Cross multiply
    12,218.04x = 16,818.29 × 10,544.76
  4. Step 4: Simplify right side
    12,218.04x = 177,344,831.66
  5. Step 5: Solve for x
    x = 177,344,831.66/12,218.04
  6. Step 6: Final answer
    x = 14,515.00

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Find fourth proportional to 6,109.02, 8,409.15 and 5,272.38
Half scale
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Double scale
Find fourth proportional to 12,219.04, 16,819.67 and 10,545.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.