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Finding the Fourth Proportional to 41,889.56, 62,832.70 and 14,187.56

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Solution

The fourth proportional to 41,889.56, 62,832.70 and 14,187.56 is: 21,280.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,889.56 : 62,832.70 = 14,187.56 : x
  2. Step 2: Convert to fraction form
    41,889.56/62,832.70 = 14,187.56/x
  3. Step 3: Cross multiply
    41,889.56x = 62,832.70 × 14,187.56
  4. Step 4: Simplify right side
    41,889.56x = 891,442,701.21
  5. Step 5: Solve for x
    x = 891,442,701.21/41,889.56
  6. Step 6: Final answer
    x = 21,280.78

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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.