Home / 39,877.57-59,717.87-29,721.59

Finding the Fourth Proportional to 39,877.57, 59,717.87 and 29,721.59

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Solution

The fourth proportional to 39,877.57, 59,717.87 and 29,721.59 is: 44,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,877.57 : 59,717.87 = 29,721.59 : x
  2. Step 2: Convert to fraction form
    39,877.57/59,717.87 = 29,721.59/x
  3. Step 3: Cross multiply
    39,877.57x = 59,717.87 × 29,721.59
  4. Step 4: Simplify right side
    39,877.57x = 1,774,910,047.81
  5. Step 5: Solve for x
    x = 1,774,910,047.81/39,877.57
  6. Step 6: Final answer
    x = 44,508.98

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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.