Home / 40,180.20-55,447.77-22,275.03

Finding the Fourth Proportional to 40,180.20, 55,447.77 and 22,275.03

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Solution

The fourth proportional to 40,180.20, 55,447.77 and 22,275.03 is: 30,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.20 : 55,447.77 = 22,275.03 : x
  2. Step 2: Convert to fraction form
    40,180.20/55,447.77 = 22,275.03/x
  3. Step 3: Cross multiply
    40,180.20x = 55,447.77 × 22,275.03
  4. Step 4: Simplify right side
    40,180.20x = 1,235,100,740.18
  5. Step 5: Solve for x
    x = 1,235,100,740.18/40,180.20
  6. Step 6: Final answer
    x = 30,739.04

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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.