Home / 25,514.78-35,200.22-14,757.64

Finding the Fourth Proportional to 25,514.78, 35,200.22 and 14,757.64

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Solution

The fourth proportional to 25,514.78, 35,200.22 and 14,757.64 is: 20,359.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,514.78 : 35,200.22 = 14,757.64 : x
  2. Step 2: Convert to fraction form
    25,514.78/35,200.22 = 14,757.64/x
  3. Step 3: Cross multiply
    25,514.78x = 35,200.22 × 14,757.64
  4. Step 4: Simplify right side
    25,514.78x = 519,472,174.68
  5. Step 5: Solve for x
    x = 519,472,174.68/25,514.78
  6. Step 6: Final answer
    x = 20,359.66

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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.