Home / 36,352.80-50,165.58-20,438.16

Finding the Fourth Proportional to 36,352.80, 50,165.58 and 20,438.16

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Solution

The fourth proportional to 36,352.80, 50,165.58 and 20,438.16 is: 28,203.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,352.80 : 50,165.58 = 20,438.16 : x
  2. Step 2: Convert to fraction form
    36,352.80/50,165.58 = 20,438.16/x
  3. Step 3: Cross multiply
    36,352.80x = 50,165.58 × 20,438.16
  4. Step 4: Simplify right side
    36,352.80x = 1,025,292,150.53
  5. Step 5: Solve for x
    x = 1,025,292,150.53/36,352.80
  6. Step 6: Final answer
    x = 28,203.94

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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.