Home / 28,882.17-43,324.79-8,107.29

Finding the Fourth Proportional to 28,882.17, 43,324.79 and 8,107.29

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Solution

The fourth proportional to 28,882.17, 43,324.79 and 8,107.29 is: 12,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882.17 : 43,324.79 = 8,107.29 : x
  2. Step 2: Convert to fraction form
    28,882.17/43,324.79 = 8,107.29/x
  3. Step 3: Cross multiply
    28,882.17x = 43,324.79 × 8,107.29
  4. Step 4: Simplify right side
    28,882.17x = 351,246,596.18
  5. Step 5: Solve for x
    x = 351,246,596.18/28,882.17
  6. Step 6: Final answer
    x = 12,161.36

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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.