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Finding the Fourth Proportional to 16,342.24, 22,552.08 and 8,890.24

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Solution

The fourth proportional to 16,342.24, 22,552.08 and 8,890.24 is: 12,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,342.24 : 22,552.08 = 8,890.24 : x
  2. Step 2: Convert to fraction form
    16,342.24/22,552.08 = 8,890.24/x
  3. Step 3: Cross multiply
    16,342.24x = 22,552.08 × 8,890.24
  4. Step 4: Simplify right side
    16,342.24x = 200,493,403.70
  5. Step 5: Solve for x
    x = 200,493,403.70/16,342.24
  6. Step 6: Final answer
    x = 12,268.42

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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.