Home / 36,535.85-50,420.14-20,617.22

Finding the Fourth Proportional to 36,535.85, 50,420.14 and 20,617.22

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Solution

The fourth proportional to 36,535.85, 50,420.14 and 20,617.22 is: 28,452.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,535.85 : 50,420.14 = 20,617.22 : x
  2. Step 2: Convert to fraction form
    36,535.85/50,420.14 = 20,617.22/x
  3. Step 3: Cross multiply
    36,535.85x = 50,420.14 × 20,617.22
  4. Step 4: Simplify right side
    36,535.85x = 1,039,523,118.81
  5. Step 5: Solve for x
    x = 1,039,523,118.81/36,535.85
  6. Step 6: Final answer
    x = 28,452.14

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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.