Home / 33,613.40-50,408.75-12,549.08

Finding the Fourth Proportional to 33,613.40, 50,408.75 and 12,549.08

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Solution

The fourth proportional to 33,613.40, 50,408.75 and 12,549.08 is: 18,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613.40 : 50,408.75 = 12,549.08 : x
  2. Step 2: Convert to fraction form
    33,613.40/50,408.75 = 12,549.08/x
  3. Step 3: Cross multiply
    33,613.40x = 50,408.75 × 12,549.08
  4. Step 4: Simplify right side
    33,613.40x = 632,583,121.66
  5. Step 5: Solve for x
    x = 632,583,121.66/33,613.40
  6. Step 6: Final answer
    x = 18,819.38

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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.