Home / 26,160.90-39,241.94-6,439.65

Finding the Fourth Proportional to 26,160.90, 39,241.94 and 6,439.65

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Solution

The fourth proportional to 26,160.90, 39,241.94 and 6,439.65 is: 9,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,160.90 : 39,241.94 = 6,439.65 : x
  2. Step 2: Convert to fraction form
    26,160.90/39,241.94 = 6,439.65/x
  3. Step 3: Cross multiply
    26,160.90x = 39,241.94 × 6,439.65
  4. Step 4: Simplify right side
    26,160.90x = 252,704,326.72
  5. Step 5: Solve for x
    x = 252,704,326.72/26,160.90
  6. Step 6: Final answer
    x = 9,659.62

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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.