Home / 27,932.67-38,544.26-15,833.70

Finding the Fourth Proportional to 27,932.67, 38,544.26 and 15,833.70

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Solution

The fourth proportional to 27,932.67, 38,544.26 and 15,833.70 is: 21,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,932.67 : 38,544.26 = 15,833.70 : x
  2. Step 2: Convert to fraction form
    27,932.67/38,544.26 = 15,833.70/x
  3. Step 3: Cross multiply
    27,932.67x = 38,544.26 × 15,833.70
  4. Step 4: Simplify right side
    27,932.67x = 610,298,170.39
  5. Step 5: Solve for x
    x = 610,298,170.39/27,932.67
  6. Step 6: Final answer
    x = 21,848.90

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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.