Home / 23,990.75-36,017.30-18,447.98

Finding the Fourth Proportional to 23,990.75, 36,017.30 and 18,447.98

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Solution

The fourth proportional to 23,990.75, 36,017.30 and 18,447.98 is: 27,695.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,990.75 : 36,017.30 = 18,447.98 : x
  2. Step 2: Convert to fraction form
    23,990.75/36,017.30 = 18,447.98/x
  3. Step 3: Cross multiply
    23,990.75x = 36,017.30 × 18,447.98
  4. Step 4: Simplify right side
    23,990.75x = 664,446,157.73
  5. Step 5: Solve for x
    x = 664,446,157.73/23,990.75
  6. Step 6: Final answer
    x = 27,695.94

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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.