Home / 39,972.98-59,948.54-15,011.11

Finding the Fourth Proportional to 39,972.98, 59,948.54 and 15,011.11

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Solution

The fourth proportional to 39,972.98, 59,948.54 and 15,011.11 is: 22,512.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,972.98 : 59,948.54 = 15,011.11 : x
  2. Step 2: Convert to fraction form
    39,972.98/59,948.54 = 15,011.11/x
  3. Step 3: Cross multiply
    39,972.98x = 59,948.54 × 15,011.11
  4. Step 4: Simplify right side
    39,972.98x = 899,894,128.28
  5. Step 5: Solve for x
    x = 899,894,128.28/39,972.98
  6. Step 6: Final answer
    x = 22,512.56

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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.