Home / 22,207.68-33,311.79-9,057.15

Finding the Fourth Proportional to 22,207.68, 33,311.79 and 9,057.15

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Solution

The fourth proportional to 22,207.68, 33,311.79 and 9,057.15 is: 13,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.68 : 33,311.79 = 9,057.15 : x
  2. Step 2: Convert to fraction form
    22,207.68/33,311.79 = 9,057.15/x
  3. Step 3: Cross multiply
    22,207.68x = 33,311.79 × 9,057.15
  4. Step 4: Simplify right side
    22,207.68x = 301,709,878.80
  5. Step 5: Solve for x
    x = 301,709,878.80/22,207.68
  6. Step 6: Final answer
    x = 13,585.84

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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.