Home / 36,683.76-50,625.42-20,767.20

Finding the Fourth Proportional to 36,683.76, 50,625.42 and 20,767.20

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Solution

The fourth proportional to 36,683.76, 50,625.42 and 20,767.20 is: 28,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,683.76 : 50,625.42 = 20,767.20 : x
  2. Step 2: Convert to fraction form
    36,683.76/50,625.42 = 20,767.20/x
  3. Step 3: Cross multiply
    36,683.76x = 50,625.42 × 20,767.20
  4. Step 4: Simplify right side
    36,683.76x = 1,051,348,222.22
  5. Step 5: Solve for x
    x = 1,051,348,222.22/36,683.76
  6. Step 6: Final answer
    x = 28,659.77

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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.