Home / 27,748.06-38,294.67-16,992.88

Finding the Fourth Proportional to 27,748.06, 38,294.67 and 16,992.88

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Solution

The fourth proportional to 27,748.06, 38,294.67 and 16,992.88 is: 23,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,748.06 : 38,294.67 = 16,992.88 : x
  2. Step 2: Convert to fraction form
    27,748.06/38,294.67 = 16,992.88/x
  3. Step 3: Cross multiply
    27,748.06x = 38,294.67 × 16,992.88
  4. Step 4: Simplify right side
    27,748.06x = 650,736,731.95
  5. Step 5: Solve for x
    x = 650,736,731.95/27,748.06
  6. Step 6: Final answer
    x = 23,451.61

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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.