Home / 22,091.12-33,136.72-8,934.48

Finding the Fourth Proportional to 22,091.12, 33,136.72 and 8,934.48

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Solution

The fourth proportional to 22,091.12, 33,136.72 and 8,934.48 is: 13,401.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,091.12 : 33,136.72 = 8,934.48 : x
  2. Step 2: Convert to fraction form
    22,091.12/33,136.72 = 8,934.48/x
  3. Step 3: Cross multiply
    22,091.12x = 33,136.72 × 8,934.48
  4. Step 4: Simplify right side
    22,091.12x = 296,059,362.11
  5. Step 5: Solve for x
    x = 296,059,362.11/22,091.12
  6. Step 6: Final answer
    x = 13,401.74

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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.