Home / 27,231.80-37,575.77-15,292.85

Finding the Fourth Proportional to 27,231.80, 37,575.77 and 15,292.85

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Solution

The fourth proportional to 27,231.80, 37,575.77 and 15,292.85 is: 21,101.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,231.80 : 37,575.77 = 15,292.85 : x
  2. Step 2: Convert to fraction form
    27,231.80/37,575.77 = 15,292.85/x
  3. Step 3: Cross multiply
    27,231.80x = 37,575.77 × 15,292.85
  4. Step 4: Simplify right side
    27,231.80x = 574,640,349.90
  5. Step 5: Solve for x
    x = 574,640,349.90/27,231.80
  6. Step 6: Final answer
    x = 21,101.82

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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.