Home / 22,107.36-33,162.48-8,959.44

Finding the Fourth Proportional to 22,107.36, 33,162.48 and 8,959.44

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Solution

The fourth proportional to 22,107.36, 33,162.48 and 8,959.44 is: 13,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107.36 : 33,162.48 = 8,959.44 : x
  2. Step 2: Convert to fraction form
    22,107.36/33,162.48 = 8,959.44/x
  3. Step 3: Cross multiply
    22,107.36x = 33,162.48 × 8,959.44
  4. Step 4: Simplify right side
    22,107.36x = 297,117,249.81
  5. Step 5: Solve for x
    x = 297,117,249.81/22,107.36
  6. Step 6: Final answer
    x = 13,439.74

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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.