Home / 54,728.10-82,081.89-23,127.84

Finding the Fourth Proportional to 54,728.10, 82,081.89 and 23,127.84

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Solution

The fourth proportional to 54,728.10, 82,081.89 and 23,127.84 is: 34,687.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,728.10 : 82,081.89 = 23,127.84 : x
  2. Step 2: Convert to fraction form
    54,728.10/82,081.89 = 23,127.84/x
  3. Step 3: Cross multiply
    54,728.10x = 82,081.89 × 23,127.84
  4. Step 4: Simplify right side
    54,728.10x = 1,898,376,818.82
  5. Step 5: Solve for x
    x = 1,898,376,818.82/54,728.10
  6. Step 6: Final answer
    x = 34,687.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.