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Finding the Fourth Proportional to 17,388.12, 24,008.76 and 10,683

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Solution

The fourth proportional to 17,388.12, 24,008.76 and 10,683 is: 14,750.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.12 : 24,008.76 = 10,683 : x
  2. Step 2: Convert to fraction form
    17,388.12/24,008.76 = 10,683/x
  3. Step 3: Cross multiply
    17,388.12x = 24,008.76 × 10,683
  4. Step 4: Simplify right side
    17,388.12x = 256,485,583.08
  5. Step 5: Solve for x
    x = 256,485,583.08/17,388.12
  6. Step 6: Final answer
    x = 14,750.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.