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Finding the Fourth Proportional to 10,998.14, 16,497.21 and 9,044.42

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Solution

The fourth proportional to 10,998.14, 16,497.21 and 9,044.42 is: 13,566.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.14 : 16,497.21 = 9,044.42 : x
  2. Step 2: Convert to fraction form
    10,998.14/16,497.21 = 9,044.42/x
  3. Step 3: Cross multiply
    10,998.14x = 16,497.21 × 9,044.42
  4. Step 4: Simplify right side
    10,998.14x = 149,207,696.07
  5. Step 5: Solve for x
    x = 149,207,696.07/10,998.14
  6. Step 6: Final answer
    x = 13,566.63

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Half scale
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Double scale
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Similar ratio
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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.