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Finding the Fourth Proportional to 23,908.80, 35,879.40 and 10,754.40

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Solution

The fourth proportional to 23,908.80, 35,879.40 and 10,754.40 is: 16,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,908.80 : 35,879.40 = 10,754.40 : x
  2. Step 2: Convert to fraction form
    23,908.80/35,879.40 = 10,754.40/x
  3. Step 3: Cross multiply
    23,908.80x = 35,879.40 × 10,754.40
  4. Step 4: Simplify right side
    23,908.80x = 385,861,419.36
  5. Step 5: Solve for x
    x = 385,861,419.36/23,908.80
  6. Step 6: Final answer
    x = 16,138.89

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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.