Home / 52,381.62-72,286.70-28,508.27

Finding the Fourth Proportional to 52,381.62, 72,286.70 and 28,508.27

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Solution

The fourth proportional to 52,381.62, 72,286.70 and 28,508.27 is: 39,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,381.62 : 72,286.70 = 28,508.27 : x
  2. Step 2: Convert to fraction form
    52,381.62/72,286.70 = 28,508.27/x
  3. Step 3: Cross multiply
    52,381.62x = 72,286.70 × 28,508.27
  4. Step 4: Simplify right side
    52,381.62x = 2,060,768,257.03
  5. Step 5: Solve for x
    x = 2,060,768,257.03/52,381.62
  6. Step 6: Final answer
    x = 39,341.44

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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.