Home / 15,144.29-22,817.38-13,948.73

Finding the Fourth Proportional to 15,144.29, 22,817.38 and 13,948.73

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Solution

The fourth proportional to 15,144.29, 22,817.38 and 13,948.73 is: 21,016.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,144.29 : 22,817.38 = 13,948.73 : x
  2. Step 2: Convert to fraction form
    15,144.29/22,817.38 = 13,948.73/x
  3. Step 3: Cross multiply
    15,144.29x = 22,817.38 × 13,948.73
  4. Step 4: Simplify right side
    15,144.29x = 318,273,472.93
  5. Step 5: Solve for x
    x = 318,273,472.93/15,144.29
  6. Step 6: Final answer
    x = 21,016.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.