Home / 39,020.13-58,479.17-15,662.97

Finding the Fourth Proportional to 39,020.13, 58,479.17 and 15,662.97

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Solution

The fourth proportional to 39,020.13, 58,479.17 and 15,662.97 is: 23,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020.13 : 58,479.17 = 15,662.97 : x
  2. Step 2: Convert to fraction form
    39,020.13/58,479.17 = 15,662.97/x
  3. Step 3: Cross multiply
    39,020.13x = 58,479.17 × 15,662.97
  4. Step 4: Simplify right side
    39,020.13x = 915,957,407.02
  5. Step 5: Solve for x
    x = 915,957,407.02/39,020.13
  6. Step 6: Final answer
    x = 23,473.97

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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.