Home / 41,137.18-61,705.76-9,972.43

Finding the Fourth Proportional to 41,137.18, 61,705.76 and 9,972.43

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Solution

The fourth proportional to 41,137.18, 61,705.76 and 9,972.43 is: 14,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,137.18 : 61,705.76 = 9,972.43 : x
  2. Step 2: Convert to fraction form
    41,137.18/61,705.76 = 9,972.43/x
  3. Step 3: Cross multiply
    41,137.18x = 61,705.76 × 9,972.43
  4. Step 4: Simplify right side
    41,137.18x = 615,356,063.67
  5. Step 5: Solve for x
    x = 615,356,063.67/41,137.18
  6. Step 6: Final answer
    x = 14,958.64

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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.