Home / 33,421.83-50,131.80-11,236.47

Finding the Fourth Proportional to 33,421.83, 50,131.80 and 11,236.47

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Solution

The fourth proportional to 33,421.83, 50,131.80 and 11,236.47 is: 16,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.83 : 50,131.80 = 11,236.47 : x
  2. Step 2: Convert to fraction form
    33,421.83/50,131.80 = 11,236.47/x
  3. Step 3: Cross multiply
    33,421.83x = 50,131.80 × 11,236.47
  4. Step 4: Simplify right side
    33,421.83x = 563,304,466.75
  5. Step 5: Solve for x
    x = 563,304,466.75/33,421.83
  6. Step 6: Final answer
    x = 16,854.39

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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.