Home / 22,068.17-30,454.66-11,997.29

Finding the Fourth Proportional to 22,068.17, 30,454.66 and 11,997.29

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Solution

The fourth proportional to 22,068.17, 30,454.66 and 11,997.29 is: 16,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068.17 : 30,454.66 = 11,997.29 : x
  2. Step 2: Convert to fraction form
    22,068.17/30,454.66 = 11,997.29/x
  3. Step 3: Cross multiply
    22,068.17x = 30,454.66 × 11,997.29
  4. Step 4: Simplify right side
    22,068.17x = 365,373,387.87
  5. Step 5: Solve for x
    x = 365,373,387.87/22,068.17
  6. Step 6: Final answer
    x = 16,556.58

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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.