Home / 41,081.28-61,622.07-9,916.53

Finding the Fourth Proportional to 41,081.28, 61,622.07 and 9,916.53

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Solution

The fourth proportional to 41,081.28, 61,622.07 and 9,916.53 is: 14,874.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,081.28 : 61,622.07 = 9,916.53 : x
  2. Step 2: Convert to fraction form
    41,081.28/61,622.07 = 9,916.53/x
  3. Step 3: Cross multiply
    41,081.28x = 61,622.07 × 9,916.53
  4. Step 4: Simplify right side
    41,081.28x = 611,076,837.55
  5. Step 5: Solve for x
    x = 611,076,837.55/41,081.28
  6. Step 6: Final answer
    x = 14,874.83

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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.