Home / 49,117.01-67,781.48-27,896.22

Finding the Fourth Proportional to 49,117.01, 67,781.48 and 27,896.22

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Solution

The fourth proportional to 49,117.01, 67,781.48 and 27,896.22 is: 38,496.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,117.01 : 67,781.48 = 27,896.22 : x
  2. Step 2: Convert to fraction form
    49,117.01/67,781.48 = 27,896.22/x
  3. Step 3: Cross multiply
    49,117.01x = 67,781.48 × 27,896.22
  4. Step 4: Simplify right side
    49,117.01x = 1,890,846,938.52
  5. Step 5: Solve for x
    x = 1,890,846,938.52/49,117.01
  6. Step 6: Final answer
    x = 38,496.79

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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.