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Finding the Fourth Proportional to 22,295.92, 33,445.53 and 7,504.78

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Solution

The fourth proportional to 22,295.92, 33,445.53 and 7,504.78 is: 11,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.92 : 33,445.53 = 7,504.78 : x
  2. Step 2: Convert to fraction form
    22,295.92/33,445.53 = 7,504.78/x
  3. Step 3: Cross multiply
    22,295.92x = 33,445.53 × 7,504.78
  4. Step 4: Simplify right side
    22,295.92x = 251,001,344.63
  5. Step 5: Solve for x
    x = 251,001,344.63/22,295.92
  6. Step 6: Final answer
    x = 11,257.73

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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.