Home / 22,912.20-34,348.79-10,427.85

Finding the Fourth Proportional to 22,912.20, 34,348.79 and 10,427.85

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Solution

The fourth proportional to 22,912.20, 34,348.79 and 10,427.85 is: 15,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,912.20 : 34,348.79 = 10,427.85 : x
  2. Step 2: Convert to fraction form
    22,912.20/34,348.79 = 10,427.85/x
  3. Step 3: Cross multiply
    22,912.20x = 34,348.79 × 10,427.85
  4. Step 4: Simplify right side
    22,912.20x = 358,184,029.80
  5. Step 5: Solve for x
    x = 358,184,029.80/22,912.20
  6. Step 6: Final answer
    x = 15,632.90

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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.