Home / 36,694.76-50,637.30-20,778.26

Finding the Fourth Proportional to 36,694.76, 50,637.30 and 20,778.26

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Solution

The fourth proportional to 36,694.76, 50,637.30 and 20,778.26 is: 28,673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,694.76 : 50,637.30 = 20,778.26 : x
  2. Step 2: Convert to fraction form
    36,694.76/50,637.30 = 20,778.26/x
  3. Step 3: Cross multiply
    36,694.76x = 50,637.30 × 20,778.26
  4. Step 4: Simplify right side
    36,694.76x = 1,052,154,985.10
  5. Step 5: Solve for x
    x = 1,052,154,985.10/36,694.76
  6. Step 6: Final answer
    x = 28,673.17

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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.