Home / 22,057.12-33,100.40-8,207.52

Finding the Fourth Proportional to 22,057.12, 33,100.40 and 8,207.52

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Solution

The fourth proportional to 22,057.12, 33,100.40 and 8,207.52 is: 12,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,057.12 : 33,100.40 = 8,207.52 : x
  2. Step 2: Convert to fraction form
    22,057.12/33,100.40 = 8,207.52/x
  3. Step 3: Cross multiply
    22,057.12x = 33,100.40 × 8,207.52
  4. Step 4: Simplify right side
    22,057.12x = 271,672,195.01
  5. Step 5: Solve for x
    x = 271,672,195.01/22,057.12
  6. Step 6: Final answer
    x = 12,316.76

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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.