Home / 52,818.39-79,230.47-13,375.85

Finding the Fourth Proportional to 52,818.39, 79,230.47 and 13,375.85

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Solution

The fourth proportional to 52,818.39, 79,230.47 and 13,375.85 is: 20,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,818.39 : 79,230.47 = 13,375.85 : x
  2. Step 2: Convert to fraction form
    52,818.39/79,230.47 = 13,375.85/x
  3. Step 3: Cross multiply
    52,818.39x = 79,230.47 × 13,375.85
  4. Step 4: Simplify right side
    52,818.39x = 1,059,774,882.15
  5. Step 5: Solve for x
    x = 1,059,774,882.15/52,818.39
  6. Step 6: Final answer
    x = 20,064.51

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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.