Home / 12,832.20-19,226.70-10,974.60

Finding the Fourth Proportional to 12,832.20, 19,226.70 and 10,974.60

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Solution

The fourth proportional to 12,832.20, 19,226.70 and 10,974.60 is: 16,443.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832.20 : 19,226.70 = 10,974.60 : x
  2. Step 2: Convert to fraction form
    12,832.20/19,226.70 = 10,974.60/x
  3. Step 3: Cross multiply
    12,832.20x = 19,226.70 × 10,974.60
  4. Step 4: Simplify right side
    12,832.20x = 211,005,341.82
  5. Step 5: Solve for x
    x = 211,005,341.82/12,832.20
  6. Step 6: Final answer
    x = 16,443.43

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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.