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Finding the Fourth Proportional to 15,993.19, 23,994.12 and 4,899.63

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Solution

The fourth proportional to 15,993.19, 23,994.12 and 4,899.63 is: 7,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.19 : 23,994.12 = 4,899.63 : x
  2. Step 2: Convert to fraction form
    15,993.19/23,994.12 = 4,899.63/x
  3. Step 3: Cross multiply
    15,993.19x = 23,994.12 × 4,899.63
  4. Step 4: Simplify right side
    15,993.19x = 117,562,310.18
  5. Step 5: Solve for x
    x = 117,562,310.18/15,993.19
  6. Step 6: Final answer
    x = 7,350.78

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Similar ratio
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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.