Home / 25,144.70-34,700.27-13,814.90

Finding the Fourth Proportional to 25,144.70, 34,700.27 and 13,814.90

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Solution

The fourth proportional to 25,144.70, 34,700.27 and 13,814.90 is: 19,064.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,144.70 : 34,700.27 = 13,814.90 : x
  2. Step 2: Convert to fraction form
    25,144.70/34,700.27 = 13,814.90/x
  3. Step 3: Cross multiply
    25,144.70x = 34,700.27 × 13,814.90
  4. Step 4: Simplify right side
    25,144.70x = 479,380,517.45
  5. Step 5: Solve for x
    x = 479,380,517.45/25,144.70
  6. Step 6: Final answer
    x = 19,064.88

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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.