Home / 57,240.15-85,868.33-17,793.15

Finding the Fourth Proportional to 57,240.15, 85,868.33 and 17,793.15

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Solution

The fourth proportional to 57,240.15, 85,868.33 and 17,793.15 is: 26,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,240.15 : 85,868.33 = 17,793.15 : x
  2. Step 2: Convert to fraction form
    57,240.15/85,868.33 = 17,793.15/x
  3. Step 3: Cross multiply
    57,240.15x = 85,868.33 × 17,793.15
  4. Step 4: Simplify right side
    57,240.15x = 1,527,867,986.97
  5. Step 5: Solve for x
    x = 1,527,867,986.97/57,240.15
  6. Step 6: Final answer
    x = 26,692.24

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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.