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Finding the Fourth Proportional to 36,177.84, 49,911.84 and 21,273.84

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Solution

The fourth proportional to 36,177.84, 49,911.84 and 21,273.84 is: 29,349.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,177.84 : 49,911.84 = 21,273.84 : x
  2. Step 2: Convert to fraction form
    36,177.84/49,911.84 = 21,273.84/x
  3. Step 3: Cross multiply
    36,177.84x = 49,911.84 × 21,273.84
  4. Step 4: Simplify right side
    36,177.84x = 1,061,816,498.27
  5. Step 5: Solve for x
    x = 1,061,816,498.27/36,177.84
  6. Step 6: Final answer
    x = 29,349.91

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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.