Home / 26,769.72-36,944.82-15,591

Finding the Fourth Proportional to 26,769.72, 36,944.82 and 15,591

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Solution

The fourth proportional to 26,769.72, 36,944.82 and 15,591 is: 21,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,769.72 : 36,944.82 = 15,591 : x
  2. Step 2: Convert to fraction form
    26,769.72/36,944.82 = 15,591/x
  3. Step 3: Cross multiply
    26,769.72x = 36,944.82 × 15,591
  4. Step 4: Simplify right side
    26,769.72x = 576,006,688.62
  5. Step 5: Solve for x
    x = 576,006,688.62/26,769.72
  6. Step 6: Final answer
    x = 21,517.10

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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.