Home / 25,229.73-34,833.80-15,683.88

Finding the Fourth Proportional to 25,229.73, 34,833.80 and 15,683.88

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Solution

The fourth proportional to 25,229.73, 34,833.80 and 15,683.88 is: 21,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229.73 : 34,833.80 = 15,683.88 : x
  2. Step 2: Convert to fraction form
    25,229.73/34,833.80 = 15,683.88/x
  3. Step 3: Cross multiply
    25,229.73x = 34,833.80 × 15,683.88
  4. Step 4: Simplify right side
    25,229.73x = 546,329,024.82
  5. Step 5: Solve for x
    x = 546,329,024.82/25,229.73
  6. Step 6: Final answer
    x = 21,654.18

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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.