Home / 16,147.94-22,284.41-9,074.36

Finding the Fourth Proportional to 16,147.94, 22,284.41 and 9,074.36

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Solution

The fourth proportional to 16,147.94, 22,284.41 and 9,074.36 is: 12,522.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,147.94 : 22,284.41 = 9,074.36 : x
  2. Step 2: Convert to fraction form
    16,147.94/22,284.41 = 9,074.36/x
  3. Step 3: Cross multiply
    16,147.94x = 22,284.41 × 9,074.36
  4. Step 4: Simplify right side
    16,147.94x = 202,216,601.93
  5. Step 5: Solve for x
    x = 202,216,601.93/16,147.94
  6. Step 6: Final answer
    x = 12,522.75

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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.