Home / 27,667.30-41,500.92-10,138.50

Finding the Fourth Proportional to 27,667.30, 41,500.92 and 10,138.50

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Solution

The fourth proportional to 27,667.30, 41,500.92 and 10,138.50 is: 15,207.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,667.30 : 41,500.92 = 10,138.50 : x
  2. Step 2: Convert to fraction form
    27,667.30/41,500.92 = 10,138.50/x
  3. Step 3: Cross multiply
    27,667.30x = 41,500.92 × 10,138.50
  4. Step 4: Simplify right side
    27,667.30x = 420,757,077.42
  5. Step 5: Solve for x
    x = 420,757,077.42/27,667.30
  6. Step 6: Final answer
    x = 15,207.74

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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.