Home / 16,268.58-22,451.78-9,195.05

Finding the Fourth Proportional to 16,268.58, 22,451.78 and 9,195.05

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Solution

The fourth proportional to 16,268.58, 22,451.78 and 9,195.05 is: 12,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,268.58 : 22,451.78 = 9,195.05 : x
  2. Step 2: Convert to fraction form
    16,268.58/22,451.78 = 9,195.05/x
  3. Step 3: Cross multiply
    16,268.58x = 22,451.78 × 9,195.05
  4. Step 4: Simplify right side
    16,268.58x = 206,445,318.81
  5. Step 5: Solve for x
    x = 206,445,318.81/16,268.58
  6. Step 6: Final answer
    x = 12,689.82

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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.