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Finding the Fourth Proportional to 44,668.80, 61,671.79 and 27,691.18

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Solution

The fourth proportional to 44,668.80, 61,671.79 and 27,691.18 is: 38,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,668.80 : 61,671.79 = 27,691.18 : x
  2. Step 2: Convert to fraction form
    44,668.80/61,671.79 = 27,691.18/x
  3. Step 3: Cross multiply
    44,668.80x = 61,671.79 × 27,691.18
  4. Step 4: Simplify right side
    44,668.80x = 1,707,764,653.54
  5. Step 5: Solve for x
    x = 1,707,764,653.54/44,668.80
  6. Step 6: Final answer
    x = 38,231.72

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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.