Home / 57,331.18-85,993.73-17,883.78

Finding the Fourth Proportional to 57,331.18, 85,993.73 and 17,883.78

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Solution

The fourth proportional to 57,331.18, 85,993.73 and 17,883.78 is: 26,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,331.18 : 85,993.73 = 17,883.78 : x
  2. Step 2: Convert to fraction form
    57,331.18/85,993.73 = 17,883.78/x
  3. Step 3: Cross multiply
    57,331.18x = 85,993.73 × 17,883.78
  4. Step 4: Simplify right side
    57,331.18x = 1,537,892,948.70
  5. Step 5: Solve for x
    x = 1,537,892,948.70/57,331.18
  6. Step 6: Final answer
    x = 26,824.72

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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.