Home / 57,148.20-85,726.26-17,700.12

Finding the Fourth Proportional to 57,148.20, 85,726.26 and 17,700.12

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Solution

The fourth proportional to 57,148.20, 85,726.26 and 17,700.12 is: 26,551.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,148.20 : 85,726.26 = 17,700.12 : x
  2. Step 2: Convert to fraction form
    57,148.20/85,726.26 = 17,700.12/x
  3. Step 3: Cross multiply
    57,148.20x = 85,726.26 × 17,700.12
  4. Step 4: Simplify right side
    57,148.20x = 1,517,365,089.15
  5. Step 5: Solve for x
    x = 1,517,365,089.15/57,148.20
  6. Step 6: Final answer
    x = 26,551.41

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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.