Home / 22,287.56-33,418.58-9,132.75

Finding the Fourth Proportional to 22,287.56, 33,418.58 and 9,132.75

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Solution

The fourth proportional to 22,287.56, 33,418.58 and 9,132.75 is: 13,693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,287.56 : 33,418.58 = 9,132.75 : x
  2. Step 2: Convert to fraction form
    22,287.56/33,418.58 = 9,132.75/x
  3. Step 3: Cross multiply
    22,287.56x = 33,418.58 × 9,132.75
  4. Step 4: Simplify right side
    22,287.56x = 305,203,490.83
  5. Step 5: Solve for x
    x = 305,203,490.83/22,287.56
  6. Step 6: Final answer
    x = 13,693.90

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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.