Home / 25,399.92-38,102.40-10,613.46

Finding the Fourth Proportional to 25,399.92, 38,102.40 and 10,613.46

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Solution

The fourth proportional to 25,399.92, 38,102.40 and 10,613.46 is: 15,921.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.92 : 38,102.40 = 10,613.46 : x
  2. Step 2: Convert to fraction form
    25,399.92/38,102.40 = 10,613.46/x
  3. Step 3: Cross multiply
    25,399.92x = 38,102.40 × 10,613.46
  4. Step 4: Simplify right side
    25,399.92x = 404,398,298.30
  5. Step 5: Solve for x
    x = 404,398,298.30/25,399.92
  6. Step 6: Final answer
    x = 15,921.24

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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.