Home / 25,158.62-34,723.42-16,217.30

Finding the Fourth Proportional to 25,158.62, 34,723.42 and 16,217.30

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Solution

The fourth proportional to 25,158.62, 34,723.42 and 16,217.30 is: 22,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.62 : 34,723.42 = 16,217.30 : x
  2. Step 2: Convert to fraction form
    25,158.62/34,723.42 = 16,217.30/x
  3. Step 3: Cross multiply
    25,158.62x = 34,723.42 × 16,217.30
  4. Step 4: Simplify right side
    25,158.62x = 563,120,119.17
  5. Step 5: Solve for x
    x = 563,120,119.17/25,158.62
  6. Step 6: Final answer
    x = 22,382.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.