Home / 36,550.34-50,439.18-20,637.92

Finding the Fourth Proportional to 36,550.34, 50,439.18 and 20,637.92

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Solution

The fourth proportional to 36,550.34, 50,439.18 and 20,637.92 is: 28,480.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,550.34 : 50,439.18 = 20,637.92 : x
  2. Step 2: Convert to fraction form
    36,550.34/50,439.18 = 20,637.92/x
  3. Step 3: Cross multiply
    36,550.34x = 50,439.18 × 20,637.92
  4. Step 4: Simplify right side
    36,550.34x = 1,040,959,761.71
  5. Step 5: Solve for x
    x = 1,040,959,761.71/36,550.34
  6. Step 6: Final answer
    x = 28,480.17

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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.