Home / 40,108.16-55,358.16-23,350.88

Finding the Fourth Proportional to 40,108.16, 55,358.16 and 23,350.88

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Solution

The fourth proportional to 40,108.16, 55,358.16 and 23,350.88 is: 32,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,108.16 : 55,358.16 = 23,350.88 : x
  2. Step 2: Convert to fraction form
    40,108.16/55,358.16 = 23,350.88/x
  3. Step 3: Cross multiply
    40,108.16x = 55,358.16 × 23,350.88
  4. Step 4: Simplify right side
    40,108.16x = 1,292,661,751.18
  5. Step 5: Solve for x
    x = 1,292,661,751.18/40,108.16
  6. Step 6: Final answer
    x = 32,229.40

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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.