Home / 12,667.38-19,001.06-3,433.38

Finding the Fourth Proportional to 12,667.38, 19,001.06 and 3,433.38

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Solution

The fourth proportional to 12,667.38, 19,001.06 and 3,433.38 is: 5,150.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667.38 : 19,001.06 = 3,433.38 : x
  2. Step 2: Convert to fraction form
    12,667.38/19,001.06 = 3,433.38/x
  3. Step 3: Cross multiply
    12,667.38x = 19,001.06 × 3,433.38
  4. Step 4: Simplify right side
    12,667.38x = 65,237,859.38
  5. Step 5: Solve for x
    x = 65,237,859.38/12,667.38
  6. Step 6: Final answer
    x = 5,150.07

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Similar ratio
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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.