Home / 22,106.24-33,167.36-13,662.87

Finding the Fourth Proportional to 22,106.24, 33,167.36 and 13,662.87

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Solution

The fourth proportional to 22,106.24, 33,167.36 and 13,662.87 is: 20,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,106.24 : 33,167.36 = 13,662.87 : x
  2. Step 2: Convert to fraction form
    22,106.24/33,167.36 = 13,662.87/x
  3. Step 3: Cross multiply
    22,106.24x = 33,167.36 × 13,662.87
  4. Step 4: Simplify right side
    22,106.24x = 453,161,327.92
  5. Step 5: Solve for x
    x = 453,161,327.92/22,106.24
  6. Step 6: Final answer
    x = 20,499.25

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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.