Home / 40,225.20-55,514.10-22,322.04

Finding the Fourth Proportional to 40,225.20, 55,514.10 and 22,322.04

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Solution

The fourth proportional to 40,225.20, 55,514.10 and 22,322.04 is: 30,806.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,225.20 : 55,514.10 = 22,322.04 : x
  2. Step 2: Convert to fraction form
    40,225.20/55,514.10 = 22,322.04/x
  3. Step 3: Cross multiply
    40,225.20x = 55,514.10 × 22,322.04
  4. Step 4: Simplify right side
    40,225.20x = 1,239,187,960.76
  5. Step 5: Solve for x
    x = 1,239,187,960.76/40,225.20
  6. Step 6: Final answer
    x = 30,806.26

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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.