Home / 22,419.08-33,628.44-8,382.65

Finding the Fourth Proportional to 22,419.08, 33,628.44 and 8,382.65

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Solution

The fourth proportional to 22,419.08, 33,628.44 and 8,382.65 is: 12,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419.08 : 33,628.44 = 8,382.65 : x
  2. Step 2: Convert to fraction form
    22,419.08/33,628.44 = 8,382.65/x
  3. Step 3: Cross multiply
    22,419.08x = 33,628.44 × 8,382.65
  4. Step 4: Simplify right side
    22,419.08x = 281,895,274.42
  5. Step 5: Solve for x
    x = 281,895,274.42/22,419.08
  6. Step 6: Final answer
    x = 12,573.90

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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.