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Finding the Fourth Proportional to 13,337.66, 20,007.66 and 6,759.62

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Solution

The fourth proportional to 13,337.66, 20,007.66 and 6,759.62 is: 10,140.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.66 : 20,007.66 = 6,759.62 : x
  2. Step 2: Convert to fraction form
    13,337.66/20,007.66 = 6,759.62/x
  3. Step 3: Cross multiply
    13,337.66x = 20,007.66 × 6,759.62
  4. Step 4: Simplify right side
    13,337.66x = 135,244,178.69
  5. Step 5: Solve for x
    x = 135,244,178.69/13,337.66
  6. Step 6: Final answer
    x = 10,140.02

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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.