Home / 25,417.08-38,114.10-13,712.76

Finding the Fourth Proportional to 25,417.08, 38,114.10 and 13,712.76

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Solution

The fourth proportional to 25,417.08, 38,114.10 and 13,712.76 is: 20,562.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,417.08 : 38,114.10 = 13,712.76 : x
  2. Step 2: Convert to fraction form
    25,417.08/38,114.10 = 13,712.76/x
  3. Step 3: Cross multiply
    25,417.08x = 38,114.10 × 13,712.76
  4. Step 4: Simplify right side
    25,417.08x = 522,649,505.92
  5. Step 5: Solve for x
    x = 522,649,505.92/25,417.08
  6. Step 6: Final answer
    x = 20,562.92

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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.