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Finding the Fourth Proportional to 16,551.24, 22,840.74 and 9,099.24

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Solution

The fourth proportional to 16,551.24, 22,840.74 and 9,099.24 is: 12,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,551.24 : 22,840.74 = 9,099.24 : x
  2. Step 2: Convert to fraction form
    16,551.24/22,840.74 = 9,099.24/x
  3. Step 3: Cross multiply
    16,551.24x = 22,840.74 × 9,099.24
  4. Step 4: Simplify right side
    16,551.24x = 207,833,375.04
  5. Step 5: Solve for x
    x = 207,833,375.04/16,551.24
  6. Step 6: Final answer
    x = 12,556.97

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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.