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Finding the Fourth Proportional to 23,431.44, 35,143.44 and 10,960.12

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Solution

The fourth proportional to 23,431.44, 35,143.44 and 10,960.12 is: 16,438.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,431.44 : 35,143.44 = 10,960.12 : x
  2. Step 2: Convert to fraction form
    23,431.44/35,143.44 = 10,960.12/x
  3. Step 3: Cross multiply
    23,431.44x = 35,143.44 × 10,960.12
  4. Step 4: Simplify right side
    23,431.44x = 385,176,319.61
  5. Step 5: Solve for x
    x = 385,176,319.61/23,431.44
  6. Step 6: Final answer
    x = 16,438.44

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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.