Home / 25,108.11-34,672.59-16,171.16

Finding the Fourth Proportional to 25,108.11, 34,672.59 and 16,171.16

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Solution

The fourth proportional to 25,108.11, 34,672.59 and 16,171.16 is: 22,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,108.11 : 34,672.59 = 16,171.16 : x
  2. Step 2: Convert to fraction form
    25,108.11/34,672.59 = 16,171.16/x
  3. Step 3: Cross multiply
    25,108.11x = 34,672.59 × 16,171.16
  4. Step 4: Simplify right side
    25,108.11x = 560,695,827.14
  5. Step 5: Solve for x
    x = 560,695,827.14/25,108.11
  6. Step 6: Final answer
    x = 22,331.26

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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.