Home / 19,747.92-29,629.20-9,223.86

Finding the Fourth Proportional to 19,747.92, 29,629.20 and 9,223.86

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Solution

The fourth proportional to 19,747.92, 29,629.20 and 9,223.86 is: 13,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747.92 : 29,629.20 = 9,223.86 : x
  2. Step 2: Convert to fraction form
    19,747.92/29,629.20 = 9,223.86/x
  3. Step 3: Cross multiply
    19,747.92x = 29,629.20 × 9,223.86
  4. Step 4: Simplify right side
    19,747.92x = 273,295,592.71
  5. Step 5: Solve for x
    x = 273,295,592.71/19,747.92
  6. Step 6: Final answer
    x = 13,839.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.