Home / 52,956.39-79,445.49-15,517.68

Finding the Fourth Proportional to 52,956.39, 79,445.49 and 15,517.68

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Solution

The fourth proportional to 52,956.39, 79,445.49 and 15,517.68 is: 23,279.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,956.39 : 79,445.49 = 15,517.68 : x
  2. Step 2: Convert to fraction form
    52,956.39/79,445.49 = 15,517.68/x
  3. Step 3: Cross multiply
    52,956.39x = 79,445.49 × 15,517.68
  4. Step 4: Simplify right side
    52,956.39x = 1,232,809,691.26
  5. Step 5: Solve for x
    x = 1,232,809,691.26/52,956.39
  6. Step 6: Final answer
    x = 23,279.72

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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.