Home / 22,027.14-30,382.29-18,383.05

Finding the Fourth Proportional to 22,027.14, 30,382.29 and 18,383.05

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Solution

The fourth proportional to 22,027.14, 30,382.29 and 18,383.05 is: 25,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,027.14 : 30,382.29 = 18,383.05 : x
  2. Step 2: Convert to fraction form
    22,027.14/30,382.29 = 18,383.05/x
  3. Step 3: Cross multiply
    22,027.14x = 30,382.29 × 18,383.05
  4. Step 4: Simplify right side
    22,027.14x = 558,519,194.16
  5. Step 5: Solve for x
    x = 558,519,194.16/22,027.14
  6. Step 6: Final answer
    x = 25,355.96

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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.