Home / 40,680.62-56,144.55-22,782.46

Finding the Fourth Proportional to 40,680.62, 56,144.55 and 22,782.46

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Solution

The fourth proportional to 40,680.62, 56,144.55 and 22,782.46 is: 31,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,680.62 : 56,144.55 = 22,782.46 : x
  2. Step 2: Convert to fraction form
    40,680.62/56,144.55 = 22,782.46/x
  3. Step 3: Cross multiply
    40,680.62x = 56,144.55 × 22,782.46
  4. Step 4: Simplify right side
    40,680.62x = 1,279,110,964.59
  5. Step 5: Solve for x
    x = 1,279,110,964.59/40,680.62
  6. Step 6: Final answer
    x = 31,442.76

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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.