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Finding the Fourth Proportional to 36,349.96, 50,187.78 and 26,791

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Solution

The fourth proportional to 36,349.96, 50,187.78 and 26,791 is: 36,989.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,349.96 : 50,187.78 = 26,791 : x
  2. Step 2: Convert to fraction form
    36,349.96/50,187.78 = 26,791/x
  3. Step 3: Cross multiply
    36,349.96x = 50,187.78 × 26,791
  4. Step 4: Simplify right side
    36,349.96x = 1,344,580,813.98
  5. Step 5: Solve for x
    x = 1,344,580,813.98/36,349.96
  6. Step 6: Final answer
    x = 36,989.88

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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.