Home / 14,600.04-20,146.42-8,226.49

Finding the Fourth Proportional to 14,600.04, 20,146.42 and 8,226.49

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Solution

The fourth proportional to 14,600.04, 20,146.42 and 8,226.49 is: 11,351.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.04 : 20,146.42 = 8,226.49 : x
  2. Step 2: Convert to fraction form
    14,600.04/20,146.42 = 8,226.49/x
  3. Step 3: Cross multiply
    14,600.04x = 20,146.42 × 8,226.49
  4. Step 4: Simplify right side
    14,600.04x = 165,734,251.73
  5. Step 5: Solve for x
    x = 165,734,251.73/14,600.04
  6. Step 6: Final answer
    x = 11,351.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.