Home / 39,822.72-59,732.10-14,860.86

Finding the Fourth Proportional to 39,822.72, 59,732.10 and 14,860.86

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Solution

The fourth proportional to 39,822.72, 59,732.10 and 14,860.86 is: 22,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.72 : 59,732.10 = 14,860.86 : x
  2. Step 2: Convert to fraction form
    39,822.72/59,732.10 = 14,860.86/x
  3. Step 3: Cross multiply
    39,822.72x = 59,732.10 × 14,860.86
  4. Step 4: Simplify right side
    39,822.72x = 887,670,375.61
  5. Step 5: Solve for x
    x = 887,670,375.61/39,822.72
  6. Step 6: Final answer
    x = 22,290.55

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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.