Home / 22,273.32-30,724.66-20,018.28

Finding the Fourth Proportional to 22,273.32, 30,724.66 and 20,018.28

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Solution

The fourth proportional to 22,273.32, 30,724.66 and 20,018.28 is: 27,613.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.32 : 30,724.66 = 20,018.28 : x
  2. Step 2: Convert to fraction form
    22,273.32/30,724.66 = 20,018.28/x
  3. Step 3: Cross multiply
    22,273.32x = 30,724.66 × 20,018.28
  4. Step 4: Simplify right side
    22,273.32x = 615,054,846.78
  5. Step 5: Solve for x
    x = 615,054,846.78/22,273.32
  6. Step 6: Final answer
    x = 27,613.97

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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.