Home / 31,204.45-43,061.88-17,057.26

Finding the Fourth Proportional to 31,204.45, 43,061.88 and 17,057.26

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Solution

The fourth proportional to 31,204.45, 43,061.88 and 17,057.26 is: 23,538.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,204.45 : 43,061.88 = 17,057.26 : x
  2. Step 2: Convert to fraction form
    31,204.45/43,061.88 = 17,057.26/x
  3. Step 3: Cross multiply
    31,204.45x = 43,061.88 × 17,057.26
  4. Step 4: Simplify right side
    31,204.45x = 734,517,683.25
  5. Step 5: Solve for x
    x = 734,517,683.25/31,204.45
  6. Step 6: Final answer
    x = 23,538.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.