Home / 16,336.24-22,551.68-9,619.72

Finding the Fourth Proportional to 16,336.24, 22,551.68 and 9,619.72

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Solution

The fourth proportional to 16,336.24, 22,551.68 and 9,619.72 is: 13,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,336.24 : 22,551.68 = 9,619.72 : x
  2. Step 2: Convert to fraction form
    16,336.24/22,551.68 = 9,619.72/x
  3. Step 3: Cross multiply
    16,336.24x = 22,551.68 × 9,619.72
  4. Step 4: Simplify right side
    16,336.24x = 216,940,847.13
  5. Step 5: Solve for x
    x = 216,940,847.13/16,336.24
  6. Step 6: Final answer
    x = 13,279.73

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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.