Home / 22,247.15-30,698.03-13,292.76

Finding the Fourth Proportional to 22,247.15, 30,698.03 and 13,292.76

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Solution

The fourth proportional to 22,247.15, 30,698.03 and 13,292.76 is: 18,342.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,247.15 : 30,698.03 = 13,292.76 : x
  2. Step 2: Convert to fraction form
    22,247.15/30,698.03 = 13,292.76/x
  3. Step 3: Cross multiply
    22,247.15x = 30,698.03 × 13,292.76
  4. Step 4: Simplify right side
    22,247.15x = 408,061,545.26
  5. Step 5: Solve for x
    x = 408,061,545.26/22,247.15
  6. Step 6: Final answer
    x = 18,342.19

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Half scale
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Double scale
Find fourth proportional to 22,248.15, 30,699.41 and 13,293.76
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.