Home / 27,849.50-38,449.77-19,348.88

Finding the Fourth Proportional to 27,849.50, 38,449.77 and 19,348.88

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Solution

The fourth proportional to 27,849.50, 38,449.77 and 19,348.88 is: 26,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,849.50 : 38,449.77 = 19,348.88 : x
  2. Step 2: Convert to fraction form
    27,849.50/38,449.77 = 19,348.88/x
  3. Step 3: Cross multiply
    27,849.50x = 38,449.77 × 19,348.88
  4. Step 4: Simplify right side
    27,849.50x = 743,959,985.76
  5. Step 5: Solve for x
    x = 743,959,985.76/27,849.50
  6. Step 6: Final answer
    x = 26,713.59

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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.