Home / 36,910.76-50,937.38-20,143.40

Finding the Fourth Proportional to 36,910.76, 50,937.38 and 20,143.40

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Solution

The fourth proportional to 36,910.76, 50,937.38 and 20,143.40 is: 27,798.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.76 : 50,937.38 = 20,143.40 : x
  2. Step 2: Convert to fraction form
    36,910.76/50,937.38 = 20,143.40/x
  3. Step 3: Cross multiply
    36,910.76x = 50,937.38 × 20,143.40
  4. Step 4: Simplify right side
    36,910.76x = 1,026,052,020.29
  5. Step 5: Solve for x
    x = 1,026,052,020.29/36,910.76
  6. Step 6: Final answer
    x = 27,798.18

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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.