Home / 54,943.19-82,427.21-17,505.39

Finding the Fourth Proportional to 54,943.19, 82,427.21 and 17,505.39

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Solution

The fourth proportional to 54,943.19, 82,427.21 and 17,505.39 is: 26,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,943.19 : 82,427.21 = 17,505.39 : x
  2. Step 2: Convert to fraction form
    54,943.19/82,427.21 = 17,505.39/x
  3. Step 3: Cross multiply
    54,943.19x = 82,427.21 × 17,505.39
  4. Step 4: Simplify right side
    54,943.19x = 1,442,920,457.66
  5. Step 5: Solve for x
    x = 1,442,920,457.66/54,943.19
  6. Step 6: Final answer
    x = 26,262.04

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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.