Home / 39,951.97-59,912.38-14,978.39

Finding the Fourth Proportional to 39,951.97, 59,912.38 and 14,978.39

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Solution

The fourth proportional to 39,951.97, 59,912.38 and 14,978.39 is: 22,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,951.97 : 59,912.38 = 14,978.39 : x
  2. Step 2: Convert to fraction form
    39,951.97/59,912.38 = 14,978.39/x
  3. Step 3: Cross multiply
    39,951.97x = 59,912.38 × 14,978.39
  4. Step 4: Simplify right side
    39,951.97x = 897,390,965.38
  5. Step 5: Solve for x
    x = 897,390,965.38/39,951.97
  6. Step 6: Final answer
    x = 22,461.74

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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.