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Finding the Fourth Proportional to 23,493.98, 35,222.34 and 11,639.42

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Solution

The fourth proportional to 23,493.98, 35,222.34 and 11,639.42 is: 17,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,493.98 : 35,222.34 = 11,639.42 : x
  2. Step 2: Convert to fraction form
    23,493.98/35,222.34 = 11,639.42/x
  3. Step 3: Cross multiply
    23,493.98x = 35,222.34 × 11,639.42
  4. Step 4: Simplify right side
    23,493.98x = 409,967,608.64
  5. Step 5: Solve for x
    x = 409,967,608.64/23,493.98
  6. Step 6: Final answer
    x = 17,449.90

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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.