Home / 16,439.45-24,619.63-9,398.12

Finding the Fourth Proportional to 16,439.45, 24,619.63 and 9,398.12

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Solution

The fourth proportional to 16,439.45, 24,619.63 and 9,398.12 is: 14,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.45 : 24,619.63 = 9,398.12 : x
  2. Step 2: Convert to fraction form
    16,439.45/24,619.63 = 9,398.12/x
  3. Step 3: Cross multiply
    16,439.45x = 24,619.63 × 9,398.12
  4. Step 4: Simplify right side
    16,439.45x = 231,378,067.01
  5. Step 5: Solve for x
    x = 231,378,067.01/16,439.45
  6. Step 6: Final answer
    x = 14,074.57

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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.