Home / 52,251.03-72,105.21-28,377.18

Finding the Fourth Proportional to 52,251.03, 72,105.21 and 28,377.18

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Solution

The fourth proportional to 52,251.03, 72,105.21 and 28,377.18 is: 39,159.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,251.03 : 72,105.21 = 28,377.18 : x
  2. Step 2: Convert to fraction form
    52,251.03/72,105.21 = 28,377.18/x
  3. Step 3: Cross multiply
    52,251.03x = 72,105.21 × 28,377.18
  4. Step 4: Simplify right side
    52,251.03x = 2,046,142,523.11
  5. Step 5: Solve for x
    x = 2,046,142,523.11/52,251.03
  6. Step 6: Final answer
    x = 39,159.85

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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.