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Finding the Fourth Proportional to 17,484.99, 26,212.79 and 7,616.84

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Solution

The fourth proportional to 17,484.99, 26,212.79 and 7,616.84 is: 11,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,484.99 : 26,212.79 = 7,616.84 : x
  2. Step 2: Convert to fraction form
    17,484.99/26,212.79 = 7,616.84/x
  3. Step 3: Cross multiply
    17,484.99x = 26,212.79 × 7,616.84
  4. Step 4: Simplify right side
    17,484.99x = 199,658,493.94
  5. Step 5: Solve for x
    x = 199,658,493.94/17,484.99
  6. Step 6: Final answer
    x = 11,418.85

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1.5x scale

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.