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Finding the Fourth Proportional to 17,694.21, 24,428.07 and 11,733.91

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Solution

The fourth proportional to 17,694.21, 24,428.07 and 11,733.91 is: 16,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,694.21 : 24,428.07 = 11,733.91 : x
  2. Step 2: Convert to fraction form
    17,694.21/24,428.07 = 11,733.91/x
  3. Step 3: Cross multiply
    17,694.21x = 24,428.07 × 11,733.91
  4. Step 4: Simplify right side
    17,694.21x = 286,636,774.85
  5. Step 5: Solve for x
    x = 286,636,774.85/17,694.21
  6. Step 6: Final answer
    x = 16,199.47

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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.