Home / 37,898.80-52,305.06-21,771.10

Finding the Fourth Proportional to 37,898.80, 52,305.06 and 21,771.10

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Solution

The fourth proportional to 37,898.80, 52,305.06 and 21,771.10 is: 30,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,898.80 : 52,305.06 = 21,771.10 : x
  2. Step 2: Convert to fraction form
    37,898.80/52,305.06 = 21,771.10/x
  3. Step 3: Cross multiply
    37,898.80x = 52,305.06 × 21,771.10
  4. Step 4: Simplify right side
    37,898.80x = 1,138,738,691.77
  5. Step 5: Solve for x
    x = 1,138,738,691.77/37,898.80
  6. Step 6: Final answer
    x = 30,046.83

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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.