Home / 36,295.52-50,091.94-20,385.12

Finding the Fourth Proportional to 36,295.52, 50,091.94 and 20,385.12

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Solution

The fourth proportional to 36,295.52, 50,091.94 and 20,385.12 is: 28,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,295.52 : 50,091.94 = 20,385.12 : x
  2. Step 2: Convert to fraction form
    36,295.52/50,091.94 = 20,385.12/x
  3. Step 3: Cross multiply
    36,295.52x = 50,091.94 × 20,385.12
  4. Step 4: Simplify right side
    36,295.52x = 1,021,130,207.93
  5. Step 5: Solve for x
    x = 1,021,130,207.93/36,295.52
  6. Step 6: Final answer
    x = 28,133.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.