Home / 25,175.52-34,747.52-15,971.14

Finding the Fourth Proportional to 25,175.52, 34,747.52 and 15,971.14

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Solution

The fourth proportional to 25,175.52, 34,747.52 and 15,971.14 is: 22,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.52 : 34,747.52 = 15,971.14 : x
  2. Step 2: Convert to fraction form
    25,175.52/34,747.52 = 15,971.14/x
  3. Step 3: Cross multiply
    25,175.52x = 34,747.52 × 15,971.14
  4. Step 4: Simplify right side
    25,175.52x = 554,957,390.94
  5. Step 5: Solve for x
    x = 554,957,390.94/25,175.52
  6. Step 6: Final answer
    x = 22,043.53

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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.