Home / 22,007.52-33,015.30-8,861.20

Finding the Fourth Proportional to 22,007.52, 33,015.30 and 8,861.20

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Solution

The fourth proportional to 22,007.52, 33,015.30 and 8,861.20 is: 13,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.52 : 33,015.30 = 8,861.20 : x
  2. Step 2: Convert to fraction form
    22,007.52/33,015.30 = 8,861.20/x
  3. Step 3: Cross multiply
    22,007.52x = 33,015.30 × 8,861.20
  4. Step 4: Simplify right side
    22,007.52x = 292,555,176.36
  5. Step 5: Solve for x
    x = 292,555,176.36/22,007.52
  6. Step 6: Final answer
    x = 13,293.42

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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.