Home / 36,323.12-50,120.28-20,404.52

Finding the Fourth Proportional to 36,323.12, 50,120.28 and 20,404.52

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Solution

The fourth proportional to 36,323.12, 50,120.28 and 20,404.52 is: 28,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,323.12 : 50,120.28 = 20,404.52 : x
  2. Step 2: Convert to fraction form
    36,323.12/50,120.28 = 20,404.52/x
  3. Step 3: Cross multiply
    36,323.12x = 50,120.28 × 20,404.52
  4. Step 4: Simplify right side
    36,323.12x = 1,022,680,255.67
  5. Step 5: Solve for x
    x = 1,022,680,255.67/36,323.12
  6. Step 6: Final answer
    x = 28,155.08

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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.