Home / 52,221.62-72,067.38-28,349.84

Finding the Fourth Proportional to 52,221.62, 72,067.38 and 28,349.84

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Solution

The fourth proportional to 52,221.62, 72,067.38 and 28,349.84 is: 39,123.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,221.62 : 72,067.38 = 28,349.84 : x
  2. Step 2: Convert to fraction form
    52,221.62/72,067.38 = 28,349.84/x
  3. Step 3: Cross multiply
    52,221.62x = 72,067.38 × 28,349.84
  4. Step 4: Simplify right side
    52,221.62x = 2,043,098,692.22
  5. Step 5: Solve for x
    x = 2,043,098,692.22/52,221.62
  6. Step 6: Final answer
    x = 39,123.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.