Home / 29,426.73-40,609.68-15,998.88

Finding the Fourth Proportional to 29,426.73, 40,609.68 and 15,998.88

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Solution

The fourth proportional to 29,426.73, 40,609.68 and 15,998.88 is: 22,078.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,426.73 : 40,609.68 = 15,998.88 : x
  2. Step 2: Convert to fraction form
    29,426.73/40,609.68 = 15,998.88/x
  3. Step 3: Cross multiply
    29,426.73x = 40,609.68 × 15,998.88
  4. Step 4: Simplify right side
    29,426.73x = 649,709,397.16
  5. Step 5: Solve for x
    x = 649,709,397.16/29,426.73
  6. Step 6: Final answer
    x = 22,078.89

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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.