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Finding the Fourth Proportional to 18,222.62, 27,342.57 and 10,841.63

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Solution

The fourth proportional to 18,222.62, 27,342.57 and 10,841.63 is: 16,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222.62 : 27,342.57 = 10,841.63 : x
  2. Step 2: Convert to fraction form
    18,222.62/27,342.57 = 10,841.63/x
  3. Step 3: Cross multiply
    18,222.62x = 27,342.57 × 10,841.63
  4. Step 4: Simplify right side
    18,222.62x = 296,438,027.19
  5. Step 5: Solve for x
    x = 296,438,027.19/18,222.62
  6. Step 6: Final answer
    x = 16,267.59

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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.