Home / 12,822.20-19,233.30-11,094.20

Finding the Fourth Proportional to 12,822.20, 19,233.30 and 11,094.20

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Solution

The fourth proportional to 12,822.20, 19,233.30 and 11,094.20 is: 16,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.20 : 19,233.30 = 11,094.20 : x
  2. Step 2: Convert to fraction form
    12,822.20/19,233.30 = 11,094.20/x
  3. Step 3: Cross multiply
    12,822.20x = 19,233.30 × 11,094.20
  4. Step 4: Simplify right side
    12,822.20x = 213,378,076.86
  5. Step 5: Solve for x
    x = 213,378,076.86/12,822.20
  6. Step 6: Final answer
    x = 16,641.30

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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.