Home / 49,073.82-67,722.78-27,854.45

Finding the Fourth Proportional to 49,073.82, 67,722.78 and 27,854.45

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Solution

The fourth proportional to 49,073.82, 67,722.78 and 27,854.45 is: 38,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,073.82 : 67,722.78 = 27,854.45 : x
  2. Step 2: Convert to fraction form
    49,073.82/67,722.78 = 27,854.45/x
  3. Step 3: Cross multiply
    49,073.82x = 67,722.78 × 27,854.45
  4. Step 4: Simplify right side
    49,073.82x = 1,886,380,450.76
  5. Step 5: Solve for x
    x = 1,886,380,450.76/49,073.82
  6. Step 6: Final answer
    x = 38,439.65

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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.