Home / 16,268.16-22,449.92-8,816

Finding the Fourth Proportional to 16,268.16, 22,449.92 and 8,816

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Solution

The fourth proportional to 16,268.16, 22,449.92 and 8,816 is: 12,166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,268.16 : 22,449.92 = 8,816 : x
  2. Step 2: Convert to fraction form
    16,268.16/22,449.92 = 8,816/x
  3. Step 3: Cross multiply
    16,268.16x = 22,449.92 × 8,816
  4. Step 4: Simplify right side
    16,268.16x = 197,918,494.72
  5. Step 5: Solve for x
    x = 197,918,494.72/16,268.16
  6. Step 6: Final answer
    x = 12,166.00

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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.