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Finding the Fourth Proportional to 22,905.36, 34,358.04 and 8,110.74

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Solution

The fourth proportional to 22,905.36, 34,358.04 and 8,110.74 is: 12,166.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,905.36 : 34,358.04 = 8,110.74 : x
  2. Step 2: Convert to fraction form
    22,905.36/34,358.04 = 8,110.74/x
  3. Step 3: Cross multiply
    22,905.36x = 34,358.04 × 8,110.74
  4. Step 4: Simplify right side
    22,905.36x = 278,669,129.35
  5. Step 5: Solve for x
    x = 278,669,129.35/22,905.36
  6. Step 6: Final answer
    x = 12,166.11

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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.