Home / 54,761.33-82,150.08-17,312.91

Finding the Fourth Proportional to 54,761.33, 82,150.08 and 17,312.91

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Solution

The fourth proportional to 54,761.33, 82,150.08 and 17,312.91 is: 25,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,761.33 : 82,150.08 = 17,312.91 : x
  2. Step 2: Convert to fraction form
    54,761.33/82,150.08 = 17,312.91/x
  3. Step 3: Cross multiply
    54,761.33x = 82,150.08 × 17,312.91
  4. Step 4: Simplify right side
    54,761.33x = 1,422,256,941.53
  5. Step 5: Solve for x
    x = 1,422,256,941.53/54,761.33
  6. Step 6: Final answer
    x = 25,971.92

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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.