Home / 33,142.28-45,744.90-23,072.36

Finding the Fourth Proportional to 33,142.28, 45,744.90 and 23,072.36

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Solution

The fourth proportional to 33,142.28, 45,744.90 and 23,072.36 is: 31,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,142.28 : 45,744.90 = 23,072.36 : x
  2. Step 2: Convert to fraction form
    33,142.28/45,744.90 = 23,072.36/x
  3. Step 3: Cross multiply
    33,142.28x = 45,744.90 × 23,072.36
  4. Step 4: Simplify right side
    33,142.28x = 1,055,442,800.96
  5. Step 5: Solve for x
    x = 1,055,442,800.96/33,142.28
  6. Step 6: Final answer
    x = 31,845.81

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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.