Home / 22,899.92-31,600.14-12,826.04

Finding the Fourth Proportional to 22,899.92, 31,600.14 and 12,826.04

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Solution

The fourth proportional to 22,899.92, 31,600.14 and 12,826.04 is: 17,698.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,899.92 : 31,600.14 = 12,826.04 : x
  2. Step 2: Convert to fraction form
    22,899.92/31,600.14 = 12,826.04/x
  3. Step 3: Cross multiply
    22,899.92x = 31,600.14 × 12,826.04
  4. Step 4: Simplify right side
    22,899.92x = 405,304,659.65
  5. Step 5: Solve for x
    x = 405,304,659.65/22,899.92
  6. Step 6: Final answer
    x = 17,698.96

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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.