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Finding the Fourth Proportional to 57,703.60, 86,503.15 and 22,633.84

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Solution

The fourth proportional to 57,703.60, 86,503.15 and 22,633.84 is: 33,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,703.60 : 86,503.15 = 22,633.84 : x
  2. Step 2: Convert to fraction form
    57,703.60/86,503.15 = 22,633.84/x
  3. Step 3: Cross multiply
    57,703.60x = 86,503.15 × 22,633.84
  4. Step 4: Simplify right side
    57,703.60x = 1,957,898,456.60
  5. Step 5: Solve for x
    x = 1,957,898,456.60/57,703.60
  6. Step 6: Final answer
    x = 33,930.27

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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.