Home / 40,177.62-55,444.85-22,272.62

Finding the Fourth Proportional to 40,177.62, 55,444.85 and 22,272.62

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Solution

The fourth proportional to 40,177.62, 55,444.85 and 22,272.62 is: 30,736.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,177.62 : 55,444.85 = 22,272.62 : x
  2. Step 2: Convert to fraction form
    40,177.62/55,444.85 = 22,272.62/x
  3. Step 3: Cross multiply
    40,177.62x = 55,444.85 × 22,272.62
  4. Step 4: Simplify right side
    40,177.62x = 1,234,902,207.10
  5. Step 5: Solve for x
    x = 1,234,902,207.10/40,177.62
  6. Step 6: Final answer
    x = 30,736.07

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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.