Home / 15,116.24-22,684.68-5,255.42

Finding the Fourth Proportional to 15,116.24, 22,684.68 and 5,255.42

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Solution

The fourth proportional to 15,116.24, 22,684.68 and 5,255.42 is: 7,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116.24 : 22,684.68 = 5,255.42 : x
  2. Step 2: Convert to fraction form
    15,116.24/22,684.68 = 5,255.42/x
  3. Step 3: Cross multiply
    15,116.24x = 22,684.68 × 5,255.42
  4. Step 4: Simplify right side
    15,116.24x = 119,217,520.97
  5. Step 5: Solve for x
    x = 119,217,520.97/15,116.24
  6. Step 6: Final answer
    x = 7,886.72

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1.5x scale

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.