Home / 12,667.64-19,001.46-3,433.64

Finding the Fourth Proportional to 12,667.64, 19,001.46 and 3,433.64

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Solution

The fourth proportional to 12,667.64, 19,001.46 and 3,433.64 is: 5,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667.64 : 19,001.46 = 3,433.64 : x
  2. Step 2: Convert to fraction form
    12,667.64/19,001.46 = 3,433.64/x
  3. Step 3: Cross multiply
    12,667.64x = 19,001.46 × 3,433.64
  4. Step 4: Simplify right side
    12,667.64x = 65,244,188.21
  5. Step 5: Solve for x
    x = 65,244,188.21/12,667.64
  6. Step 6: Final answer
    x = 5,150.46

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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.