Home / 22,018.88-33,022.92-8,867.36

Finding the Fourth Proportional to 22,018.88, 33,022.92 and 8,867.36

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Solution

The fourth proportional to 22,018.88, 33,022.92 and 8,867.36 is: 13,298.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018.88 : 33,022.92 = 8,867.36 : x
  2. Step 2: Convert to fraction form
    22,018.88/33,022.92 = 8,867.36/x
  3. Step 3: Cross multiply
    22,018.88x = 33,022.92 × 8,867.36
  4. Step 4: Simplify right side
    22,018.88x = 292,826,119.89
  5. Step 5: Solve for x
    x = 292,826,119.89/22,018.88
  6. Step 6: Final answer
    x = 13,298.87

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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.