Home / 36,384.67-50,210.76-20,469.12

Finding the Fourth Proportional to 36,384.67, 50,210.76 and 20,469.12

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Solution

The fourth proportional to 36,384.67, 50,210.76 and 20,469.12 is: 28,247.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,384.67 : 50,210.76 = 20,469.12 : x
  2. Step 2: Convert to fraction form
    36,384.67/50,210.76 = 20,469.12/x
  3. Step 3: Cross multiply
    36,384.67x = 50,210.76 × 20,469.12
  4. Step 4: Simplify right side
    36,384.67x = 1,027,769,820.68
  5. Step 5: Solve for x
    x = 1,027,769,820.68/36,384.67
  6. Step 6: Final answer
    x = 28,247.33

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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.