Home / 45,147.56-62,334.42-28,158.44

Finding the Fourth Proportional to 45,147.56, 62,334.42 and 28,158.44

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Solution

The fourth proportional to 45,147.56, 62,334.42 and 28,158.44 is: 38,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,147.56 : 62,334.42 = 28,158.44 : x
  2. Step 2: Convert to fraction form
    45,147.56/62,334.42 = 28,158.44/x
  3. Step 3: Cross multiply
    45,147.56x = 62,334.42 × 28,158.44
  4. Step 4: Simplify right side
    45,147.56x = 1,755,240,025.50
  5. Step 5: Solve for x
    x = 1,755,240,025.50/45,147.56
  6. Step 6: Final answer
    x = 38,877.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.