Home / 27,508.50-37,944.45-21,932.82

Finding the Fourth Proportional to 27,508.50, 37,944.45 and 21,932.82

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Solution

The fourth proportional to 27,508.50, 37,944.45 and 21,932.82 is: 30,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,508.50 : 37,944.45 = 21,932.82 : x
  2. Step 2: Convert to fraction form
    27,508.50/37,944.45 = 21,932.82/x
  3. Step 3: Cross multiply
    27,508.50x = 37,944.45 × 21,932.82
  4. Step 4: Simplify right side
    27,508.50x = 832,228,791.85
  5. Step 5: Solve for x
    x = 832,228,791.85/27,508.50
  6. Step 6: Final answer
    x = 30,253.51

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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.