Home / 33,220.40-49,830.53-13,494.33

Finding the Fourth Proportional to 33,220.40, 49,830.53 and 13,494.33

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Solution

The fourth proportional to 33,220.40, 49,830.53 and 13,494.33 is: 20,241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.40 : 49,830.53 = 13,494.33 : x
  2. Step 2: Convert to fraction form
    33,220.40/49,830.53 = 13,494.33/x
  3. Step 3: Cross multiply
    33,220.40x = 49,830.53 × 13,494.33
  4. Step 4: Simplify right side
    33,220.40x = 672,429,548.42
  5. Step 5: Solve for x
    x = 672,429,548.42/33,220.40
  6. Step 6: Final answer
    x = 20,241.47

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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.