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Finding the Fourth Proportional to 23,208.66, 34,807.05 and 8,974.26

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Solution

The fourth proportional to 23,208.66, 34,807.05 and 8,974.26 is: 13,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,208.66 : 34,807.05 = 8,974.26 : x
  2. Step 2: Convert to fraction form
    23,208.66/34,807.05 = 8,974.26/x
  3. Step 3: Cross multiply
    23,208.66x = 34,807.05 × 8,974.26
  4. Step 4: Simplify right side
    23,208.66x = 312,367,516.53
  5. Step 5: Solve for x
    x = 312,367,516.53/23,208.66
  6. Step 6: Final answer
    x = 13,459.09

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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.