Home / 33,921.18-50,873.67-12,863.21

Finding the Fourth Proportional to 33,921.18, 50,873.67 and 12,863.21

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Solution

The fourth proportional to 33,921.18, 50,873.67 and 12,863.21 is: 19,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.18 : 50,873.67 = 12,863.21 : x
  2. Step 2: Convert to fraction form
    33,921.18/50,873.67 = 12,863.21/x
  3. Step 3: Cross multiply
    33,921.18x = 50,873.67 × 12,863.21
  4. Step 4: Simplify right side
    33,921.18x = 654,398,446.31
  5. Step 5: Solve for x
    x = 654,398,446.31/33,921.18
  6. Step 6: Final answer
    x = 19,291.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.