Home / 27,778.10-41,667.83-9,060.11

Finding the Fourth Proportional to 27,778.10, 41,667.83 and 9,060.11

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Solution

The fourth proportional to 27,778.10, 41,667.83 and 9,060.11 is: 13,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,778.10 : 41,667.83 = 9,060.11 : x
  2. Step 2: Convert to fraction form
    27,778.10/41,667.83 = 9,060.11/x
  3. Step 3: Cross multiply
    27,778.10x = 41,667.83 × 9,060.11
  4. Step 4: Simplify right side
    27,778.10x = 377,514,869.62
  5. Step 5: Solve for x
    x = 377,514,869.62/27,778.10
  6. Step 6: Final answer
    x = 13,590.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.