Home / 40,091.22-55,275.62-25,725.70

Finding the Fourth Proportional to 40,091.22, 55,275.62 and 25,725.70

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Solution

The fourth proportional to 40,091.22, 55,275.62 and 25,725.70 is: 35,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,091.22 : 55,275.62 = 25,725.70 : x
  2. Step 2: Convert to fraction form
    40,091.22/55,275.62 = 25,725.70/x
  3. Step 3: Cross multiply
    40,091.22x = 55,275.62 × 25,725.70
  4. Step 4: Simplify right side
    40,091.22x = 1,422,003,957.90
  5. Step 5: Solve for x
    x = 1,422,003,957.90/40,091.22
  6. Step 6: Final answer
    x = 35,469.21

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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.