Home / 39,234.77-54,148.97-22,241.78

Finding the Fourth Proportional to 39,234.77, 54,148.97 and 22,241.78

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Solution

The fourth proportional to 39,234.77, 54,148.97 and 22,241.78 is: 30,696.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,234.77 : 54,148.97 = 22,241.78 : x
  2. Step 2: Convert to fraction form
    39,234.77/54,148.97 = 22,241.78/x
  3. Step 3: Cross multiply
    39,234.77x = 54,148.97 × 22,241.78
  4. Step 4: Simplify right side
    39,234.77x = 1,204,369,366.76
  5. Step 5: Solve for x
    x = 1,204,369,366.76/39,234.77
  6. Step 6: Final answer
    x = 30,696.48

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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.