Home / 33,407.72-50,121.18-15,853.40

Finding the Fourth Proportional to 33,407.72, 50,121.18 and 15,853.40

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Solution

The fourth proportional to 33,407.72, 50,121.18 and 15,853.40 is: 23,784.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,407.72 : 50,121.18 = 15,853.40 : x
  2. Step 2: Convert to fraction form
    33,407.72/50,121.18 = 15,853.40/x
  3. Step 3: Cross multiply
    33,407.72x = 50,121.18 × 15,853.40
  4. Step 4: Simplify right side
    33,407.72x = 794,591,115.01
  5. Step 5: Solve for x
    x = 794,591,115.01/33,407.72
  6. Step 6: Final answer
    x = 23,784.66

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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.