Home / 54,046.36-81,000.42-22,838.68

Finding the Fourth Proportional to 54,046.36, 81,000.42 and 22,838.68

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Solution

The fourth proportional to 54,046.36, 81,000.42 and 22,838.68 is: 34,228.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,046.36 : 81,000.42 = 22,838.68 : x
  2. Step 2: Convert to fraction form
    54,046.36/81,000.42 = 22,838.68/x
  3. Step 3: Cross multiply
    54,046.36x = 81,000.42 × 22,838.68
  4. Step 4: Simplify right side
    54,046.36x = 1,849,942,672.25
  5. Step 5: Solve for x
    x = 1,849,942,672.25/54,046.36
  6. Step 6: Final answer
    x = 34,228.81

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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.