Home / 25,129.20-37,649.40-15,248.40

Finding the Fourth Proportional to 25,129.20, 37,649.40 and 15,248.40

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Solution

The fourth proportional to 25,129.20, 37,649.40 and 15,248.40 is: 22,845.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.20 : 37,649.40 = 15,248.40 : x
  2. Step 2: Convert to fraction form
    25,129.20/37,649.40 = 15,248.40/x
  3. Step 3: Cross multiply
    25,129.20x = 37,649.40 × 15,248.40
  4. Step 4: Simplify right side
    25,129.20x = 574,093,110.96
  5. Step 5: Solve for x
    x = 574,093,110.96/25,129.20
  6. Step 6: Final answer
    x = 22,845.66

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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.