Home / 33,172.53-45,778.13-18,065.22

Finding the Fourth Proportional to 33,172.53, 45,778.13 and 18,065.22

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Solution

The fourth proportional to 33,172.53, 45,778.13 and 18,065.22 is: 24,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,172.53 : 45,778.13 = 18,065.22 : x
  2. Step 2: Convert to fraction form
    33,172.53/45,778.13 = 18,065.22/x
  3. Step 3: Cross multiply
    33,172.53x = 45,778.13 × 18,065.22
  4. Step 4: Simplify right side
    33,172.53x = 826,991,989.64
  5. Step 5: Solve for x
    x = 826,991,989.64/33,172.53
  6. Step 6: Final answer
    x = 24,930.02

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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.