Home / 40,180.88-55,445.72-22,275.52

Finding the Fourth Proportional to 40,180.88, 55,445.72 and 22,275.52

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Solution

The fourth proportional to 40,180.88, 55,445.72 and 22,275.52 is: 30,738.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.88 : 55,445.72 = 22,275.52 : x
  2. Step 2: Convert to fraction form
    40,180.88/55,445.72 = 22,275.52/x
  3. Step 3: Cross multiply
    40,180.88x = 55,445.72 × 22,275.52
  4. Step 4: Simplify right side
    40,180.88x = 1,235,082,244.77
  5. Step 5: Solve for x
    x = 1,235,082,244.77/40,180.88
  6. Step 6: Final answer
    x = 30,738.06

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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.