Home / 27,952.98-38,575.08-15,377.73

Finding the Fourth Proportional to 27,952.98, 38,575.08 and 15,377.73

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Solution

The fourth proportional to 27,952.98, 38,575.08 and 15,377.73 is: 21,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,952.98 : 38,575.08 = 15,377.73 : x
  2. Step 2: Convert to fraction form
    27,952.98/38,575.08 = 15,377.73/x
  3. Step 3: Cross multiply
    27,952.98x = 38,575.08 × 15,377.73
  4. Step 4: Simplify right side
    27,952.98x = 593,197,164.97
  5. Step 5: Solve for x
    x = 593,197,164.97/27,952.98
  6. Step 6: Final answer
    x = 21,221.25

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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.