Home / 18,475.22-25,495.97-10,517.96

Finding the Fourth Proportional to 18,475.22, 25,495.97 and 10,517.96

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Solution

The fourth proportional to 18,475.22, 25,495.97 and 10,517.96 is: 14,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.22 : 25,495.97 = 10,517.96 : x
  2. Step 2: Convert to fraction form
    18,475.22/25,495.97 = 10,517.96/x
  3. Step 3: Cross multiply
    18,475.22x = 25,495.97 × 10,517.96
  4. Step 4: Simplify right side
    18,475.22x = 268,165,412.55
  5. Step 5: Solve for x
    x = 268,165,412.55/18,475.22
  6. Step 6: Final answer
    x = 14,514.87

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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.