Home / 12,252.47-18,367.97-4,353.75

Finding the Fourth Proportional to 12,252.47, 18,367.97 and 4,353.75

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Solution

The fourth proportional to 12,252.47, 18,367.97 and 4,353.75 is: 6,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.47 : 18,367.97 = 4,353.75 : x
  2. Step 2: Convert to fraction form
    12,252.47/18,367.97 = 4,353.75/x
  3. Step 3: Cross multiply
    12,252.47x = 18,367.97 × 4,353.75
  4. Step 4: Simplify right side
    12,252.47x = 79,969,527.62
  5. Step 5: Solve for x
    x = 79,969,527.62/12,252.47
  6. Step 6: Final answer
    x = 6,526.81

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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.