Home / 47,478.16-65,517.83-27,335.80

Finding the Fourth Proportional to 47,478.16, 65,517.83 and 27,335.80

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Solution

The fourth proportional to 47,478.16, 65,517.83 and 27,335.80 is: 37,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.16 : 65,517.83 = 27,335.80 : x
  2. Step 2: Convert to fraction form
    47,478.16/65,517.83 = 27,335.80/x
  3. Step 3: Cross multiply
    47,478.16x = 65,517.83 × 27,335.80
  4. Step 4: Simplify right side
    47,478.16x = 1,790,981,969.72
  5. Step 5: Solve for x
    x = 1,790,981,969.72/47,478.16
  6. Step 6: Final answer
    x = 37,722.23

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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.