Home / 22,976.31-34,448.94-7,979.57

Finding the Fourth Proportional to 22,976.31, 34,448.94 and 7,979.57

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Solution

The fourth proportional to 22,976.31, 34,448.94 and 7,979.57 is: 11,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,976.31 : 34,448.94 = 7,979.57 : x
  2. Step 2: Convert to fraction form
    22,976.31/34,448.94 = 7,979.57/x
  3. Step 3: Cross multiply
    22,976.31x = 34,448.94 × 7,979.57
  4. Step 4: Simplify right side
    22,976.31x = 274,887,555.91
  5. Step 5: Solve for x
    x = 274,887,555.91/22,976.31
  6. Step 6: Final answer
    x = 11,963.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.