Home / 27,899.43-38,474.77-22,252.65

Finding the Fourth Proportional to 27,899.43, 38,474.77 and 22,252.65

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Solution

The fourth proportional to 27,899.43, 38,474.77 and 22,252.65 is: 30,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,899.43 : 38,474.77 = 22,252.65 : x
  2. Step 2: Convert to fraction form
    27,899.43/38,474.77 = 22,252.65/x
  3. Step 3: Cross multiply
    27,899.43x = 38,474.77 × 22,252.65
  4. Step 4: Simplify right side
    27,899.43x = 856,165,590.64
  5. Step 5: Solve for x
    x = 856,165,590.64/27,899.43
  6. Step 6: Final answer
    x = 30,687.57

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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.