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Finding the Fourth Proportional to 23,960.58, 35,947.80 and 9,918.01

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Solution

The fourth proportional to 23,960.58, 35,947.80 and 9,918.01 is: 14,879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,960.58 : 35,947.80 = 9,918.01 : x
  2. Step 2: Convert to fraction form
    23,960.58/35,947.80 = 9,918.01/x
  3. Step 3: Cross multiply
    23,960.58x = 35,947.80 × 9,918.01
  4. Step 4: Simplify right side
    23,960.58x = 356,530,639.88
  5. Step 5: Solve for x
    x = 356,530,639.88/23,960.58
  6. Step 6: Final answer
    x = 14,879.88

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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.