Home / 54,534.41-81,799.17-19,003.82

Finding the Fourth Proportional to 54,534.41, 81,799.17 and 19,003.82

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Solution

The fourth proportional to 54,534.41, 81,799.17 and 19,003.82 is: 28,504.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,534.41 : 81,799.17 = 19,003.82 : x
  2. Step 2: Convert to fraction form
    54,534.41/81,799.17 = 19,003.82/x
  3. Step 3: Cross multiply
    54,534.41x = 81,799.17 × 19,003.82
  4. Step 4: Simplify right side
    54,534.41x = 1,554,496,222.57
  5. Step 5: Solve for x
    x = 1,554,496,222.57/54,534.41
  6. Step 6: Final answer
    x = 28,504.87

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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.