Home / 36,876.15-50,875.97-21,761.25

Finding the Fourth Proportional to 36,876.15, 50,875.97 and 21,761.25

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Solution

The fourth proportional to 36,876.15, 50,875.97 and 21,761.25 is: 30,022.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,876.15 : 50,875.97 = 21,761.25 : x
  2. Step 2: Convert to fraction form
    36,876.15/50,875.97 = 21,761.25/x
  3. Step 3: Cross multiply
    36,876.15x = 50,875.97 × 21,761.25
  4. Step 4: Simplify right side
    36,876.15x = 1,107,124,402.57
  5. Step 5: Solve for x
    x = 1,107,124,402.57/36,876.15
  6. Step 6: Final answer
    x = 30,022.78

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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.