Home / 19,234.28-26,543.70-10,850.78

Finding the Fourth Proportional to 19,234.28, 26,543.70 and 10,850.78

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Solution

The fourth proportional to 19,234.28, 26,543.70 and 10,850.78 is: 14,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234.28 : 26,543.70 = 10,850.78 : x
  2. Step 2: Convert to fraction form
    19,234.28/26,543.70 = 10,850.78/x
  3. Step 3: Cross multiply
    19,234.28x = 26,543.70 × 10,850.78
  4. Step 4: Simplify right side
    19,234.28x = 288,019,849.09
  5. Step 5: Solve for x
    x = 288,019,849.09/19,234.28
  6. Step 6: Final answer
    x = 14,974.30

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1.5x scale

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.