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Finding the Fourth Proportional to 15,993.69, 23,998.63 and 10,788.63

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Solution

The fourth proportional to 15,993.69, 23,998.63 and 10,788.63 is: 16,188.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.69 : 23,998.63 = 10,788.63 : x
  2. Step 2: Convert to fraction form
    15,993.69/23,998.63 = 10,788.63/x
  3. Step 3: Cross multiply
    15,993.69x = 23,998.63 × 10,788.63
  4. Step 4: Simplify right side
    15,993.69x = 258,912,339.58
  5. Step 5: Solve for x
    x = 258,912,339.58/15,993.69
  6. Step 6: Final answer
    x = 16,188.41

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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.