Home / 52,817.95-79,229.67-13,375.45

Finding the Fourth Proportional to 52,817.95, 79,229.67 and 13,375.45

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Solution

The fourth proportional to 52,817.95, 79,229.67 and 13,375.45 is: 20,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,817.95 : 79,229.67 = 13,375.45 : x
  2. Step 2: Convert to fraction form
    52,817.95/79,229.67 = 13,375.45/x
  3. Step 3: Cross multiply
    52,817.95x = 79,229.67 × 13,375.45
  4. Step 4: Simplify right side
    52,817.95x = 1,059,732,489.60
  5. Step 5: Solve for x
    x = 1,059,732,489.60/52,817.95
  6. Step 6: Final answer
    x = 20,063.87

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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.