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Finding the Fourth Proportional to 16,993.32, 25,488.36 and 5,899.56

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Solution

The fourth proportional to 16,993.32, 25,488.36 and 5,899.56 is: 8,848.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993.32 : 25,488.36 = 5,899.56 : x
  2. Step 2: Convert to fraction form
    16,993.32/25,488.36 = 5,899.56/x
  3. Step 3: Cross multiply
    16,993.32x = 25,488.36 × 5,899.56
  4. Step 4: Simplify right side
    16,993.32x = 150,370,109.12
  5. Step 5: Solve for x
    x = 150,370,109.12/16,993.32
  6. Step 6: Final answer
    x = 8,848.78

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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.