Home / 33,445.50-46,161.99-20,019.75

Finding the Fourth Proportional to 33,445.50, 46,161.99 and 20,019.75

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Solution

The fourth proportional to 33,445.50, 46,161.99 and 20,019.75 is: 27,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,445.50 : 46,161.99 = 20,019.75 : x
  2. Step 2: Convert to fraction form
    33,445.50/46,161.99 = 20,019.75/x
  3. Step 3: Cross multiply
    33,445.50x = 46,161.99 × 20,019.75
  4. Step 4: Simplify right side
    33,445.50x = 924,151,499.30
  5. Step 5: Solve for x
    x = 924,151,499.30/33,445.50
  6. Step 6: Final answer
    x = 27,631.56

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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.