Home / 22,107.44-33,157.56-8,959.28

Finding the Fourth Proportional to 22,107.44, 33,157.56 and 8,959.28

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Solution

The fourth proportional to 22,107.44, 33,157.56 and 8,959.28 is: 13,437.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107.44 : 33,157.56 = 8,959.28 : x
  2. Step 2: Convert to fraction form
    22,107.44/33,157.56 = 8,959.28/x
  3. Step 3: Cross multiply
    22,107.44x = 33,157.56 × 8,959.28
  4. Step 4: Simplify right side
    22,107.44x = 297,067,864.16
  5. Step 5: Solve for x
    x = 297,067,864.16/22,107.44
  6. Step 6: Final answer
    x = 13,437.46

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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.