Home / 40,206.20-55,487.07-23,213.55

Finding the Fourth Proportional to 40,206.20, 55,487.07 and 23,213.55

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Solution

The fourth proportional to 40,206.20, 55,487.07 and 23,213.55 is: 32,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,206.20 : 55,487.07 = 23,213.55 : x
  2. Step 2: Convert to fraction form
    40,206.20/55,487.07 = 23,213.55/x
  3. Step 3: Cross multiply
    40,206.20x = 55,487.07 × 23,213.55
  4. Step 4: Simplify right side
    40,206.20x = 1,288,051,873.80
  5. Step 5: Solve for x
    x = 1,288,051,873.80/40,206.20
  6. Step 6: Final answer
    x = 32,036.15

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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.