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Finding the Fourth Proportional to 14,608.49, 21,911.51 and 5,843.88

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Solution

The fourth proportional to 14,608.49, 21,911.51 and 5,843.88 is: 8,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608.49 : 21,911.51 = 5,843.88 : x
  2. Step 2: Convert to fraction form
    14,608.49/21,911.51 = 5,843.88/x
  3. Step 3: Cross multiply
    14,608.49x = 21,911.51 × 5,843.88
  4. Step 4: Simplify right side
    14,608.49x = 128,048,249.67
  5. Step 5: Solve for x
    x = 128,048,249.67/14,608.49
  6. Step 6: Final answer
    x = 8,765.33

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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.