Home / 49,164.75-67,853.18-27,947.21

Finding the Fourth Proportional to 49,164.75, 67,853.18 and 27,947.21

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Solution

The fourth proportional to 49,164.75, 67,853.18 and 27,947.21 is: 38,570.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,164.75 : 67,853.18 = 27,947.21 : x
  2. Step 2: Convert to fraction form
    49,164.75/67,853.18 = 27,947.21/x
  3. Step 3: Cross multiply
    49,164.75x = 67,853.18 × 27,947.21
  4. Step 4: Simplify right side
    49,164.75x = 1,896,306,591.63
  5. Step 5: Solve for x
    x = 1,896,306,591.63/49,164.75
  6. Step 6: Final answer
    x = 38,570.45

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Double scale
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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.