Home / 28,882.17-43,323.41-8,891.42

Finding the Fourth Proportional to 28,882.17, 43,323.41 and 8,891.42

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Solution

The fourth proportional to 28,882.17, 43,323.41 and 8,891.42 is: 13,337.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882.17 : 43,323.41 = 8,891.42 : x
  2. Step 2: Convert to fraction form
    28,882.17/43,323.41 = 8,891.42/x
  3. Step 3: Cross multiply
    28,882.17x = 43,323.41 × 8,891.42
  4. Step 4: Simplify right side
    28,882.17x = 385,206,633.43
  5. Step 5: Solve for x
    x = 385,206,633.43/28,882.17
  6. Step 6: Final answer
    x = 13,337.18

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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.