Home / 41,144.14-61,716-9,979.39

Finding the Fourth Proportional to 41,144.14, 61,716 and 9,979.39

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Solution

The fourth proportional to 41,144.14, 61,716 and 9,979.39 is: 14,969.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,144.14 : 61,716 = 9,979.39 : x
  2. Step 2: Convert to fraction form
    41,144.14/61,716 = 9,979.39/x
  3. Step 3: Cross multiply
    41,144.14x = 61,716 × 9,979.39
  4. Step 4: Simplify right side
    41,144.14x = 615,888,033.24
  5. Step 5: Solve for x
    x = 615,888,033.24/41,144.14
  6. Step 6: Final answer
    x = 14,969.03

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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.