Home / 48,278.62-66,628.41-26,775.09

Finding the Fourth Proportional to 48,278.62, 66,628.41 and 26,775.09

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Solution

The fourth proportional to 48,278.62, 66,628.41 and 26,775.09 is: 36,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278.62 : 66,628.41 = 26,775.09 : x
  2. Step 2: Convert to fraction form
    48,278.62/66,628.41 = 26,775.09/x
  3. Step 3: Cross multiply
    48,278.62x = 66,628.41 × 26,775.09
  4. Step 4: Simplify right side
    48,278.62x = 1,783,981,573.90
  5. Step 5: Solve for x
    x = 1,783,981,573.90/48,278.62
  6. Step 6: Final answer
    x = 36,951.79

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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.