Home / 40,147.26-60,218.61-12,066.75

Finding the Fourth Proportional to 40,147.26, 60,218.61 and 12,066.75

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Solution

The fourth proportional to 40,147.26, 60,218.61 and 12,066.75 is: 18,099.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,147.26 : 60,218.61 = 12,066.75 : x
  2. Step 2: Convert to fraction form
    40,147.26/60,218.61 = 12,066.75/x
  3. Step 3: Cross multiply
    40,147.26x = 60,218.61 × 12,066.75
  4. Step 4: Simplify right side
    40,147.26x = 726,642,912.22
  5. Step 5: Solve for x
    x = 726,642,912.22/40,147.26
  6. Step 6: Final answer
    x = 18,099.44

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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.