Home / 56,936.49-85,397.22-17,490.30

Finding the Fourth Proportional to 56,936.49, 85,397.22 and 17,490.30

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Solution

The fourth proportional to 56,936.49, 85,397.22 and 17,490.30 is: 26,233.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,936.49 : 85,397.22 = 17,490.30 : x
  2. Step 2: Convert to fraction form
    56,936.49/85,397.22 = 17,490.30/x
  3. Step 3: Cross multiply
    56,936.49x = 85,397.22 × 17,490.30
  4. Step 4: Simplify right side
    56,936.49x = 1,493,622,996.97
  5. Step 5: Solve for x
    x = 1,493,622,996.97/56,936.49
  6. Step 6: Final answer
    x = 26,233.14

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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.