Home / 11,553.22-17,320.11-9,356.50

Finding the Fourth Proportional to 11,553.22, 17,320.11 and 9,356.50

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Solution

The fourth proportional to 11,553.22, 17,320.11 and 9,356.50 is: 14,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.22 : 17,320.11 = 9,356.50 : x
  2. Step 2: Convert to fraction form
    11,553.22/17,320.11 = 9,356.50/x
  3. Step 3: Cross multiply
    11,553.22x = 17,320.11 × 9,356.50
  4. Step 4: Simplify right side
    11,553.22x = 162,055,609.22
  5. Step 5: Solve for x
    x = 162,055,609.22/11,553.22
  6. Step 6: Final answer
    x = 14,026.88

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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.