Home / 36,711.16-50,664.96-20,581.20

Finding the Fourth Proportional to 36,711.16, 50,664.96 and 20,581.20

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Solution

The fourth proportional to 36,711.16, 50,664.96 and 20,581.20 is: 28,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,711.16 : 50,664.96 = 20,581.20 : x
  2. Step 2: Convert to fraction form
    36,711.16/50,664.96 = 20,581.20/x
  3. Step 3: Cross multiply
    36,711.16x = 50,664.96 × 20,581.20
  4. Step 4: Simplify right side
    36,711.16x = 1,042,745,674.75
  5. Step 5: Solve for x
    x = 1,042,745,674.75/36,711.16
  6. Step 6: Final answer
    x = 28,404.05

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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.