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Finding the Fourth Proportional to 16,653, 24,997.29 and 7,170.02

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Solution

The fourth proportional to 16,653, 24,997.29 and 7,170.02 is: 10,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653 : 24,997.29 = 7,170.02 : x
  2. Step 2: Convert to fraction form
    16,653/24,997.29 = 7,170.02/x
  3. Step 3: Cross multiply
    16,653x = 24,997.29 × 7,170.02
  4. Step 4: Simplify right side
    16,653x = 179,230,944.26
  5. Step 5: Solve for x
    x = 179,230,944.26/16,653
  6. Step 6: Final answer
    x = 10,762.68

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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.