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Finding the Fourth Proportional to 23,939.02, 35,924.93 and 8,356.65

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Solution

The fourth proportional to 23,939.02, 35,924.93 and 8,356.65 is: 12,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,939.02 : 35,924.93 = 8,356.65 : x
  2. Step 2: Convert to fraction form
    23,939.02/35,924.93 = 8,356.65/x
  3. Step 3: Cross multiply
    23,939.02x = 35,924.93 × 8,356.65
  4. Step 4: Simplify right side
    23,939.02x = 300,211,921.12
  5. Step 5: Solve for x
    x = 300,211,921.12/23,939.02
  6. Step 6: Final answer
    x = 12,540.69

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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.