Home / 41,993.64-63,029.34-21,231.72

Finding the Fourth Proportional to 41,993.64, 63,029.34 and 21,231.72

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Solution

The fourth proportional to 41,993.64, 63,029.34 and 21,231.72 is: 31,867.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,993.64 : 63,029.34 = 21,231.72 : x
  2. Step 2: Convert to fraction form
    41,993.64/63,029.34 = 21,231.72/x
  3. Step 3: Cross multiply
    41,993.64x = 63,029.34 × 21,231.72
  4. Step 4: Simplify right side
    41,993.64x = 1,338,221,298.66
  5. Step 5: Solve for x
    x = 1,338,221,298.66/41,993.64
  6. Step 6: Final answer
    x = 31,867.24

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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.