Home / 57,551.10-86,331.72-17,579.12

Finding the Fourth Proportional to 57,551.10, 86,331.72 and 17,579.12

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Solution

The fourth proportional to 57,551.10, 86,331.72 and 17,579.12 is: 26,370.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,551.10 : 86,331.72 = 17,579.12 : x
  2. Step 2: Convert to fraction form
    57,551.10/86,331.72 = 17,579.12/x
  3. Step 3: Cross multiply
    57,551.10x = 86,331.72 × 17,579.12
  4. Step 4: Simplify right side
    57,551.10x = 1,517,635,234.03
  5. Step 5: Solve for x
    x = 1,517,635,234.03/57,551.10
  6. Step 6: Final answer
    x = 26,370.22

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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.