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Finding the Fourth Proportional to 11,446.69, 17,248.03 and 9,412.27

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Solution

The fourth proportional to 11,446.69, 17,248.03 and 9,412.27 is: 14,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.69 : 17,248.03 = 9,412.27 : x
  2. Step 2: Convert to fraction form
    11,446.69/17,248.03 = 9,412.27/x
  3. Step 3: Cross multiply
    11,446.69x = 17,248.03 × 9,412.27
  4. Step 4: Simplify right side
    11,446.69x = 162,343,083.97
  5. Step 5: Solve for x
    x = 162,343,083.97/11,446.69
  6. Step 6: Final answer
    x = 14,182.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.