Home / 33,173.83-45,778.03-18,829.86

Finding the Fourth Proportional to 33,173.83, 45,778.03 and 18,829.86

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Solution

The fourth proportional to 33,173.83, 45,778.03 and 18,829.86 is: 25,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,173.83 : 45,778.03 = 18,829.86 : x
  2. Step 2: Convert to fraction form
    33,173.83/45,778.03 = 18,829.86/x
  3. Step 3: Cross multiply
    33,173.83x = 45,778.03 × 18,829.86
  4. Step 4: Simplify right side
    33,173.83x = 861,993,895.98
  5. Step 5: Solve for x
    x = 861,993,895.98/33,173.83
  6. Step 6: Final answer
    x = 25,984.15

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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.