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Finding the Fourth Proportional to 27,716.62, 41,564.14 and 8,992.13

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Solution

The fourth proportional to 27,716.62, 41,564.14 and 8,992.13 is: 13,484.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,716.62 : 41,564.14 = 8,992.13 : x
  2. Step 2: Convert to fraction form
    27,716.62/41,564.14 = 8,992.13/x
  3. Step 3: Cross multiply
    27,716.62x = 41,564.14 × 8,992.13
  4. Step 4: Simplify right side
    27,716.62x = 373,750,150.22
  5. Step 5: Solve for x
    x = 373,750,150.22/27,716.62
  6. Step 6: Final answer
    x = 13,484.69

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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.