Home / 38,222.76-57,290.89-19,463.17

Finding the Fourth Proportional to 38,222.76, 57,290.89 and 19,463.17

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Solution

The fourth proportional to 38,222.76, 57,290.89 and 19,463.17 is: 29,172.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,222.76 : 57,290.89 = 19,463.17 : x
  2. Step 2: Convert to fraction form
    38,222.76/57,290.89 = 19,463.17/x
  3. Step 3: Cross multiply
    38,222.76x = 57,290.89 × 19,463.17
  4. Step 4: Simplify right side
    38,222.76x = 1,115,062,331.52
  5. Step 5: Solve for x
    x = 1,115,062,331.52/38,222.76
  6. Step 6: Final answer
    x = 29,172.73

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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.