Home / 39,922.50-59,882.13-11,841.42

Finding the Fourth Proportional to 39,922.50, 59,882.13 and 11,841.42

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Solution

The fourth proportional to 39,922.50, 59,882.13 and 11,841.42 is: 17,761.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,922.50 : 59,882.13 = 11,841.42 : x
  2. Step 2: Convert to fraction form
    39,922.50/59,882.13 = 11,841.42/x
  3. Step 3: Cross multiply
    39,922.50x = 59,882.13 × 11,841.42
  4. Step 4: Simplify right side
    39,922.50x = 709,089,451.82
  5. Step 5: Solve for x
    x = 709,089,451.82/39,922.50
  6. Step 6: Final answer
    x = 17,761.65

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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.