Home / 12,426.44-18,602.67-8,251.97

Finding the Fourth Proportional to 12,426.44, 18,602.67 and 8,251.97

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Solution

The fourth proportional to 12,426.44, 18,602.67 and 8,251.97 is: 12,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426.44 : 18,602.67 = 8,251.97 : x
  2. Step 2: Convert to fraction form
    12,426.44/18,602.67 = 8,251.97/x
  3. Step 3: Cross multiply
    12,426.44x = 18,602.67 × 8,251.97
  4. Step 4: Simplify right side
    12,426.44x = 153,508,674.76
  5. Step 5: Solve for x
    x = 153,508,674.76/12,426.44
  6. Step 6: Final answer
    x = 12,353.39

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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.