Home / 29,385.65-40,552.28-15,957.13

Finding the Fourth Proportional to 29,385.65, 40,552.28 and 15,957.13

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Solution

The fourth proportional to 29,385.65, 40,552.28 and 15,957.13 is: 22,020.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,385.65 : 40,552.28 = 15,957.13 : x
  2. Step 2: Convert to fraction form
    29,385.65/40,552.28 = 15,957.13/x
  3. Step 3: Cross multiply
    29,385.65x = 40,552.28 × 15,957.13
  4. Step 4: Simplify right side
    29,385.65x = 647,097,810.75
  5. Step 5: Solve for x
    x = 647,097,810.75/29,385.65
  6. Step 6: Final answer
    x = 22,020.88

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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.