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Finding the Fourth Proportional to 11,992.08, 16,461.02 and 10,636.14

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Solution

The fourth proportional to 11,992.08, 16,461.02 and 10,636.14 is: 14,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992.08 : 16,461.02 = 10,636.14 : x
  2. Step 2: Convert to fraction form
    11,992.08/16,461.02 = 10,636.14/x
  3. Step 3: Cross multiply
    11,992.08x = 16,461.02 × 10,636.14
  4. Step 4: Simplify right side
    11,992.08x = 175,081,713.26
  5. Step 5: Solve for x
    x = 175,081,713.26/11,992.08
  6. Step 6: Final answer
    x = 14,599.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.