Home / 22,403.66-33,610.34-6,820.88

Finding the Fourth Proportional to 22,403.66, 33,610.34 and 6,820.88

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Solution

The fourth proportional to 22,403.66, 33,610.34 and 6,820.88 is: 10,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,403.66 : 33,610.34 = 6,820.88 : x
  2. Step 2: Convert to fraction form
    22,403.66/33,610.34 = 6,820.88/x
  3. Step 3: Cross multiply
    22,403.66x = 33,610.34 × 6,820.88
  4. Step 4: Simplify right side
    22,403.66x = 229,251,944.90
  5. Step 5: Solve for x
    x = 229,251,944.90/22,403.66
  6. Step 6: Final answer
    x = 10,232.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.