Home / 27,673.66-38,189.55-15,098.38

Finding the Fourth Proportional to 27,673.66, 38,189.55 and 15,098.38

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Solution

The fourth proportional to 27,673.66, 38,189.55 and 15,098.38 is: 20,835.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.66 : 38,189.55 = 15,098.38 : x
  2. Step 2: Convert to fraction form
    27,673.66/38,189.55 = 15,098.38/x
  3. Step 3: Cross multiply
    27,673.66x = 38,189.55 × 15,098.38
  4. Step 4: Simplify right side
    27,673.66x = 576,600,337.93
  5. Step 5: Solve for x
    x = 576,600,337.93/27,673.66
  6. Step 6: Final answer
    x = 20,835.71

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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.