Home / 54,884.28-82,326.48-13,331.28

Finding the Fourth Proportional to 54,884.28, 82,326.48 and 13,331.28

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Solution

The fourth proportional to 54,884.28, 82,326.48 and 13,331.28 is: 19,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,884.28 : 82,326.48 = 13,331.28 : x
  2. Step 2: Convert to fraction form
    54,884.28/82,326.48 = 13,331.28/x
  3. Step 3: Cross multiply
    54,884.28x = 82,326.48 × 13,331.28
  4. Step 4: Simplify right side
    54,884.28x = 1,097,517,356.29
  5. Step 5: Solve for x
    x = 1,097,517,356.29/54,884.28
  6. Step 6: Final answer
    x = 19,996.93

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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.