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Finding the Fourth Proportional to 22,969.75, 34,432.75 and 7,376.44

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Solution

The fourth proportional to 22,969.75, 34,432.75 and 7,376.44 is: 11,057.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,969.75 : 34,432.75 = 7,376.44 : x
  2. Step 2: Convert to fraction form
    22,969.75/34,432.75 = 7,376.44/x
  3. Step 3: Cross multiply
    22,969.75x = 34,432.75 × 7,376.44
  4. Step 4: Simplify right side
    22,969.75x = 253,991,037.55
  5. Step 5: Solve for x
    x = 253,991,037.55/22,969.75
  6. Step 6: Final answer
    x = 11,057.63

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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.