Home / 36,546.74-50,430.20-20,630.24

Finding the Fourth Proportional to 36,546.74, 50,430.20 and 20,630.24

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Solution

The fourth proportional to 36,546.74, 50,430.20 and 20,630.24 is: 28,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,546.74 : 50,430.20 = 20,630.24 : x
  2. Step 2: Convert to fraction form
    36,546.74/50,430.20 = 20,630.24/x
  3. Step 3: Cross multiply
    36,546.74x = 50,430.20 × 20,630.24
  4. Step 4: Simplify right side
    36,546.74x = 1,040,387,129.25
  5. Step 5: Solve for x
    x = 1,040,387,129.25/36,546.74
  6. Step 6: Final answer
    x = 28,467.30

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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.