Home / 33,645.53-50,430.59-13,650.38

Finding the Fourth Proportional to 33,645.53, 50,430.59 and 13,650.38

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Solution

The fourth proportional to 33,645.53, 50,430.59 and 13,650.38 is: 20,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,645.53 : 50,430.59 = 13,650.38 : x
  2. Step 2: Convert to fraction form
    33,645.53/50,430.59 = 13,650.38/x
  3. Step 3: Cross multiply
    33,645.53x = 50,430.59 × 13,650.38
  4. Step 4: Simplify right side
    33,645.53x = 688,396,648.87
  5. Step 5: Solve for x
    x = 688,396,648.87/33,645.53
  6. Step 6: Final answer
    x = 20,460.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.