Home / 25,086.91-34,620.33-13,757.44

Finding the Fourth Proportional to 25,086.91, 34,620.33 and 13,757.44

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Solution

The fourth proportional to 25,086.91, 34,620.33 and 13,757.44 is: 18,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,086.91 : 34,620.33 = 13,757.44 : x
  2. Step 2: Convert to fraction form
    25,086.91/34,620.33 = 13,757.44/x
  3. Step 3: Cross multiply
    25,086.91x = 34,620.33 × 13,757.44
  4. Step 4: Simplify right side
    25,086.91x = 476,287,112.76
  5. Step 5: Solve for x
    x = 476,287,112.76/25,086.91
  6. Step 6: Final answer
    x = 18,985.48

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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.