Home / 33,221.21-49,831.82-13,501.31

Finding the Fourth Proportional to 33,221.21, 49,831.82 and 13,501.31

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Solution

The fourth proportional to 33,221.21, 49,831.82 and 13,501.31 is: 20,251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.21 : 49,831.82 = 13,501.31 : x
  2. Step 2: Convert to fraction form
    33,221.21/49,831.82 = 13,501.31/x
  3. Step 3: Cross multiply
    33,221.21x = 49,831.82 × 13,501.31
  4. Step 4: Simplify right side
    33,221.21x = 672,794,533.02
  5. Step 5: Solve for x
    x = 672,794,533.02/33,221.21
  6. Step 6: Final answer
    x = 20,251.96

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Similar ratio
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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.