Home / 39,141.18-58,715.62-11,061.45

Finding the Fourth Proportional to 39,141.18, 58,715.62 and 11,061.45

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Solution

The fourth proportional to 39,141.18, 58,715.62 and 11,061.45 is: 16,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,141.18 : 58,715.62 = 11,061.45 : x
  2. Step 2: Convert to fraction form
    39,141.18/58,715.62 = 11,061.45/x
  3. Step 3: Cross multiply
    39,141.18x = 58,715.62 × 11,061.45
  4. Step 4: Simplify right side
    39,141.18x = 649,479,839.54
  5. Step 5: Solve for x
    x = 649,479,839.54/39,141.18
  6. Step 6: Final answer
    x = 16,593.26

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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.