Home / 25,135.34-34,687.17-13,650.26

Finding the Fourth Proportional to 25,135.34, 34,687.17 and 13,650.26

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Solution

The fourth proportional to 25,135.34, 34,687.17 and 13,650.26 is: 18,837.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.34 : 34,687.17 = 13,650.26 : x
  2. Step 2: Convert to fraction form
    25,135.34/34,687.17 = 13,650.26/x
  3. Step 3: Cross multiply
    25,135.34x = 34,687.17 × 13,650.26
  4. Step 4: Simplify right side
    25,135.34x = 473,488,715.73
  5. Step 5: Solve for x
    x = 473,488,715.73/25,135.34
  6. Step 6: Final answer
    x = 18,837.57

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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.