Home / 22,299.20-33,448.64-5,432.00

Finding the Fourth Proportional to 22,299.20, 33,448.64 and 5,432.00

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Solution

The fourth proportional to 22,299.20, 33,448.64 and 5,432.00 is: 8,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,299.20 : 33,448.64 = 5,432.00 : x
  2. Step 2: Convert to fraction form
    22,299.20/33,448.64 = 5,432.00/x
  3. Step 3: Cross multiply
    22,299.20x = 33,448.64 × 5,432.00
  4. Step 4: Simplify right side
    22,299.20x = 181,693,109.68
  5. Step 5: Solve for x
    x = 181,693,109.68/22,299.20
  6. Step 6: Final answer
    x = 8,147.97

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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.