Home / 28,882.82-43,325.76-9,162.94

Finding the Fourth Proportional to 28,882.82, 43,325.76 and 9,162.94

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Solution

The fourth proportional to 28,882.82, 43,325.76 and 9,162.94 is: 13,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882.82 : 43,325.76 = 9,162.94 : x
  2. Step 2: Convert to fraction form
    28,882.82/43,325.76 = 9,162.94/x
  3. Step 3: Cross multiply
    28,882.82x = 43,325.76 × 9,162.94
  4. Step 4: Simplify right side
    28,882.82x = 396,991,339.33
  5. Step 5: Solve for x
    x = 396,991,339.33/28,882.82
  6. Step 6: Final answer
    x = 13,744.90

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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.