Home / 16,161.53-22,301.33-9,087.39

Finding the Fourth Proportional to 16,161.53, 22,301.33 and 9,087.39

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Solution

The fourth proportional to 16,161.53, 22,301.33 and 9,087.39 is: 12,539.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.53 : 22,301.33 = 9,087.39 : x
  2. Step 2: Convert to fraction form
    16,161.53/22,301.33 = 9,087.39/x
  3. Step 3: Cross multiply
    16,161.53x = 22,301.33 × 9,087.39
  4. Step 4: Simplify right side
    16,161.53x = 202,660,837.79
  5. Step 5: Solve for x
    x = 202,660,837.79/16,161.53
  6. Step 6: Final answer
    x = 12,539.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.