Home / 10,727.90-16,072.38-10,494.62

Finding the Fourth Proportional to 10,727.90, 16,072.38 and 10,494.62

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Solution

The fourth proportional to 10,727.90, 16,072.38 and 10,494.62 is: 15,722.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.90 : 16,072.38 = 10,494.62 : x
  2. Step 2: Convert to fraction form
    10,727.90/16,072.38 = 10,494.62/x
  3. Step 3: Cross multiply
    10,727.90x = 16,072.38 × 10,494.62
  4. Step 4: Simplify right side
    10,727.90x = 168,673,520.60
  5. Step 5: Solve for x
    x = 168,673,520.60/10,727.90
  6. Step 6: Final answer
    x = 15,722.88

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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.