Home / 12,484.08-17,227.35-6,818.74

Finding the Fourth Proportional to 12,484.08, 17,227.35 and 6,818.74

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Solution

The fourth proportional to 12,484.08, 17,227.35 and 6,818.74 is: 9,409.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.08 : 17,227.35 = 6,818.74 : x
  2. Step 2: Convert to fraction form
    12,484.08/17,227.35 = 6,818.74/x
  3. Step 3: Cross multiply
    12,484.08x = 17,227.35 × 6,818.74
  4. Step 4: Simplify right side
    12,484.08x = 117,468,777.47
  5. Step 5: Solve for x
    x = 117,468,777.47/12,484.08
  6. Step 6: Final answer
    x = 9,409.49

Related Problems

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Half scale
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Double scale
Find fourth proportional to 12,485.08, 17,228.73 and 6,819.74
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.