Home / 36,479.12-50,339.41-20,563.52

Finding the Fourth Proportional to 36,479.12, 50,339.41 and 20,563.52

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Solution

The fourth proportional to 36,479.12, 50,339.41 and 20,563.52 is: 28,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,479.12 : 50,339.41 = 20,563.52 : x
  2. Step 2: Convert to fraction form
    36,479.12/50,339.41 = 20,563.52/x
  3. Step 3: Cross multiply
    36,479.12x = 50,339.41 × 20,563.52
  4. Step 4: Simplify right side
    36,479.12x = 1,035,155,161.22
  5. Step 5: Solve for x
    x = 1,035,155,161.22/36,479.12
  6. Step 6: Final answer
    x = 28,376.65

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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.