Home / 19,234.65-26,543.85-11,169.87

Finding the Fourth Proportional to 19,234.65, 26,543.85 and 11,169.87

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Solution

The fourth proportional to 19,234.65, 26,543.85 and 11,169.87 is: 15,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234.65 : 26,543.85 = 11,169.87 : x
  2. Step 2: Convert to fraction form
    19,234.65/26,543.85 = 11,169.87/x
  3. Step 3: Cross multiply
    19,234.65x = 26,543.85 × 11,169.87
  4. Step 4: Simplify right side
    19,234.65x = 296,491,353.80
  5. Step 5: Solve for x
    x = 296,491,353.80/19,234.65
  6. Step 6: Final answer
    x = 15,414.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.