Home / 22,268.92-30,730.70-12,837.88

Finding the Fourth Proportional to 22,268.92, 30,730.70 and 12,837.88

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Solution

The fourth proportional to 22,268.92, 30,730.70 and 12,837.88 is: 17,716.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.92 : 30,730.70 = 12,837.88 : x
  2. Step 2: Convert to fraction form
    22,268.92/30,730.70 = 12,837.88/x
  3. Step 3: Cross multiply
    22,268.92x = 30,730.70 × 12,837.88
  4. Step 4: Simplify right side
    22,268.92x = 394,517,038.92
  5. Step 5: Solve for x
    x = 394,517,038.92/22,268.92
  6. Step 6: Final answer
    x = 17,716.04

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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.