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Finding the Fourth Proportional to 22,605.44, 33,911.04 and 11,508.32

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Solution

The fourth proportional to 22,605.44, 33,911.04 and 11,508.32 is: 17,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,605.44 : 33,911.04 = 11,508.32 : x
  2. Step 2: Convert to fraction form
    22,605.44/33,911.04 = 11,508.32/x
  3. Step 3: Cross multiply
    22,605.44x = 33,911.04 × 11,508.32
  4. Step 4: Simplify right side
    22,605.44x = 390,259,099.85
  5. Step 5: Solve for x
    x = 390,259,099.85/22,605.44
  6. Step 6: Final answer
    x = 17,263.95

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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.