Home / 59,331.52-88,997.20-19,888.68

Finding the Fourth Proportional to 59,331.52, 88,997.20 and 19,888.68

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Solution

The fourth proportional to 59,331.52, 88,997.20 and 19,888.68 is: 29,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,331.52 : 88,997.20 = 19,888.68 : x
  2. Step 2: Convert to fraction form
    59,331.52/88,997.20 = 19,888.68/x
  3. Step 3: Cross multiply
    59,331.52x = 88,997.20 × 19,888.68
  4. Step 4: Simplify right side
    59,331.52x = 1,770,036,831.70
  5. Step 5: Solve for x
    x = 1,770,036,831.70/59,331.52
  6. Step 6: Final answer
    x = 29,832.99

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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.