Home / 52,764.72-79,151.19-15,325.40

Finding the Fourth Proportional to 52,764.72, 79,151.19 and 15,325.40

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Solution

The fourth proportional to 52,764.72, 79,151.19 and 15,325.40 is: 22,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,764.72 : 79,151.19 = 15,325.40 : x
  2. Step 2: Convert to fraction form
    52,764.72/79,151.19 = 15,325.40/x
  3. Step 3: Cross multiply
    52,764.72x = 79,151.19 × 15,325.40
  4. Step 4: Simplify right side
    52,764.72x = 1,213,023,251.47
  5. Step 5: Solve for x
    x = 1,213,023,251.47/52,764.72
  6. Step 6: Final answer
    x = 22,989.29

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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.