Home / 25,107.53-34,649.48-15,034.04

Finding the Fourth Proportional to 25,107.53, 34,649.48 and 15,034.04

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Solution

The fourth proportional to 25,107.53, 34,649.48 and 15,034.04 is: 20,747.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,107.53 : 34,649.48 = 15,034.04 : x
  2. Step 2: Convert to fraction form
    25,107.53/34,649.48 = 15,034.04/x
  3. Step 3: Cross multiply
    25,107.53x = 34,649.48 × 15,034.04
  4. Step 4: Simplify right side
    25,107.53x = 520,921,679.75
  5. Step 5: Solve for x
    x = 520,921,679.75/25,107.53
  6. Step 6: Final answer
    x = 20,747.63

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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.