Home / 43,454.90-65,184.20-15,375.18

Finding the Fourth Proportional to 43,454.90, 65,184.20 and 15,375.18

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Solution

The fourth proportional to 43,454.90, 65,184.20 and 15,375.18 is: 23,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,454.90 : 65,184.20 = 15,375.18 : x
  2. Step 2: Convert to fraction form
    43,454.90/65,184.20 = 15,375.18/x
  3. Step 3: Cross multiply
    43,454.90x = 65,184.20 × 15,375.18
  4. Step 4: Simplify right side
    43,454.90x = 1,002,218,808.16
  5. Step 5: Solve for x
    x = 1,002,218,808.16/43,454.90
  6. Step 6: Final answer
    x = 23,063.42

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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.