Home / 22,174.36-33,260.32-13,406.92

Finding the Fourth Proportional to 22,174.36, 33,260.32 and 13,406.92

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Solution

The fourth proportional to 22,174.36, 33,260.32 and 13,406.92 is: 20,109.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,174.36 : 33,260.32 = 13,406.92 : x
  2. Step 2: Convert to fraction form
    22,174.36/33,260.32 = 13,406.92/x
  3. Step 3: Cross multiply
    22,174.36x = 33,260.32 × 13,406.92
  4. Step 4: Simplify right side
    22,174.36x = 445,918,449.41
  5. Step 5: Solve for x
    x = 445,918,449.41/22,174.36
  6. Step 6: Final answer
    x = 20,109.64

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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.