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Finding the Fourth Proportional to 22,651.54, 33,976.34 and 11,557.98

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Solution

The fourth proportional to 22,651.54, 33,976.34 and 11,557.98 is: 17,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,651.54 : 33,976.34 = 11,557.98 : x
  2. Step 2: Convert to fraction form
    22,651.54/33,976.34 = 11,557.98/x
  3. Step 3: Cross multiply
    22,651.54x = 33,976.34 × 11,557.98
  4. Step 4: Simplify right side
    22,651.54x = 392,697,858.19
  5. Step 5: Solve for x
    x = 392,697,858.19/22,651.54
  6. Step 6: Final answer
    x = 17,336.48

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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.