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Finding the Fourth Proportional to 16,832.63, 25,248.03 and 5,144.93

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Solution

The fourth proportional to 16,832.63, 25,248.03 and 5,144.93 is: 7,717.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.63 : 25,248.03 = 5,144.93 : x
  2. Step 2: Convert to fraction form
    16,832.63/25,248.03 = 5,144.93/x
  3. Step 3: Cross multiply
    16,832.63x = 25,248.03 × 5,144.93
  4. Step 4: Simplify right side
    16,832.63x = 129,899,346.99
  5. Step 5: Solve for x
    x = 129,899,346.99/16,832.63
  6. Step 6: Final answer
    x = 7,717.12

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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.