Home / 33,623.40-50,424.26-11,129.88

Finding the Fourth Proportional to 33,623.40, 50,424.26 and 11,129.88

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Solution

The fourth proportional to 33,623.40, 50,424.26 and 11,129.88 is: 16,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,623.40 : 50,424.26 = 11,129.88 : x
  2. Step 2: Convert to fraction form
    33,623.40/50,424.26 = 11,129.88/x
  3. Step 3: Cross multiply
    33,623.40x = 50,424.26 × 11,129.88
  4. Step 4: Simplify right side
    33,623.40x = 561,215,962.89
  5. Step 5: Solve for x
    x = 561,215,962.89/33,623.40
  6. Step 6: Final answer
    x = 16,691.23

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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.