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Finding the Fourth Proportional to 23,993.55, 35,990.51 and 9,198.95

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Solution

The fourth proportional to 23,993.55, 35,990.51 and 9,198.95 is: 13,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,993.55 : 35,990.51 = 9,198.95 : x
  2. Step 2: Convert to fraction form
    23,993.55/35,990.51 = 9,198.95/x
  3. Step 3: Cross multiply
    23,993.55x = 35,990.51 × 9,198.95
  4. Step 4: Simplify right side
    23,993.55x = 331,074,676.02
  5. Step 5: Solve for x
    x = 331,074,676.02/23,993.55
  6. Step 6: Final answer
    x = 13,798.49

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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.