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Finding the Fourth Proportional to 17,636.91, 24,340.02 and 11,658.21

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Solution

The fourth proportional to 17,636.91, 24,340.02 and 11,658.21 is: 16,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,636.91 : 24,340.02 = 11,658.21 : x
  2. Step 2: Convert to fraction form
    17,636.91/24,340.02 = 11,658.21/x
  3. Step 3: Cross multiply
    17,636.91x = 24,340.02 × 11,658.21
  4. Step 4: Simplify right side
    17,636.91x = 283,760,972.01
  5. Step 5: Solve for x
    x = 283,760,972.01/17,636.91
  6. Step 6: Final answer
    x = 16,089.05

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1.5x scale

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.