Home / 27,873.40-38,462.76-16,540.96

Finding the Fourth Proportional to 27,873.40, 38,462.76 and 16,540.96

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Solution

The fourth proportional to 27,873.40, 38,462.76 and 16,540.96 is: 22,825.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,873.40 : 38,462.76 = 16,540.96 : x
  2. Step 2: Convert to fraction form
    27,873.40/38,462.76 = 16,540.96/x
  3. Step 3: Cross multiply
    27,873.40x = 38,462.76 × 16,540.96
  4. Step 4: Simplify right side
    27,873.40x = 636,210,974.65
  5. Step 5: Solve for x
    x = 636,210,974.65/27,873.40
  6. Step 6: Final answer
    x = 22,825.02

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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.