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Finding the Fourth Proportional to 23,993.99, 33,115.95 and 15,049.16

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Solution

The fourth proportional to 23,993.99, 33,115.95 and 15,049.16 is: 20,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,993.99 : 33,115.95 = 15,049.16 : x
  2. Step 2: Convert to fraction form
    23,993.99/33,115.95 = 15,049.16/x
  3. Step 3: Cross multiply
    23,993.99x = 33,115.95 × 15,049.16
  4. Step 4: Simplify right side
    23,993.99x = 498,367,064.52
  5. Step 5: Solve for x
    x = 498,367,064.52/23,993.99
  6. Step 6: Final answer
    x = 20,770.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.