Home / 24,728.73-34,127.01-14,121.78

Finding the Fourth Proportional to 24,728.73, 34,127.01 and 14,121.78

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Solution

The fourth proportional to 24,728.73, 34,127.01 and 14,121.78 is: 19,488.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,728.73 : 34,127.01 = 14,121.78 : x
  2. Step 2: Convert to fraction form
    24,728.73/34,127.01 = 14,121.78/x
  3. Step 3: Cross multiply
    24,728.73x = 34,127.01 × 14,121.78
  4. Step 4: Simplify right side
    24,728.73x = 481,934,127.28
  5. Step 5: Solve for x
    x = 481,934,127.28/24,728.73
  6. Step 6: Final answer
    x = 19,488.83

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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.