Home / 57,027.28-85,534.20-17,580.88

Finding the Fourth Proportional to 57,027.28, 85,534.20 and 17,580.88

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Solution

The fourth proportional to 57,027.28, 85,534.20 and 17,580.88 is: 26,369.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,027.28 : 85,534.20 = 17,580.88 : x
  2. Step 2: Convert to fraction form
    57,027.28/85,534.20 = 17,580.88/x
  3. Step 3: Cross multiply
    57,027.28x = 85,534.20 × 17,580.88
  4. Step 4: Simplify right side
    57,027.28x = 1,503,766,506.10
  5. Step 5: Solve for x
    x = 1,503,766,506.10/57,027.28
  6. Step 6: Final answer
    x = 26,369.25

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1.5x scale

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.