Home / 18,452.48-25,462.10-10,385.15

Finding the Fourth Proportional to 18,452.48, 25,462.10 and 10,385.15

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Solution

The fourth proportional to 18,452.48, 25,462.10 and 10,385.15 is: 14,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452.48 : 25,462.10 = 10,385.15 : x
  2. Step 2: Convert to fraction form
    18,452.48/25,462.10 = 10,385.15/x
  3. Step 3: Cross multiply
    18,452.48x = 25,462.10 × 10,385.15
  4. Step 4: Simplify right side
    18,452.48x = 264,427,626.47
  5. Step 5: Solve for x
    x = 264,427,626.47/18,452.48
  6. Step 6: Final answer
    x = 14,330.20

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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.