Home / 36,349.20-50,164.20-20,434.68

Finding the Fourth Proportional to 36,349.20, 50,164.20 and 20,434.68

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Solution

The fourth proportional to 36,349.20, 50,164.20 and 20,434.68 is: 28,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,349.20 : 50,164.20 = 20,434.68 : x
  2. Step 2: Convert to fraction form
    36,349.20/50,164.20 = 20,434.68/x
  3. Step 3: Cross multiply
    36,349.20x = 50,164.20 × 20,434.68
  4. Step 4: Simplify right side
    36,349.20x = 1,025,089,374.46
  5. Step 5: Solve for x
    x = 1,025,089,374.46/36,349.20
  6. Step 6: Final answer
    x = 28,201.15

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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.