Home / 33,239.43-45,870.54-18,131.97

Finding the Fourth Proportional to 33,239.43, 45,870.54 and 18,131.97

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Solution

The fourth proportional to 33,239.43, 45,870.54 and 18,131.97 is: 25,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,239.43 : 45,870.54 = 18,131.97 : x
  2. Step 2: Convert to fraction form
    33,239.43/45,870.54 = 18,131.97/x
  3. Step 3: Cross multiply
    33,239.43x = 45,870.54 × 18,131.97
  4. Step 4: Simplify right side
    33,239.43x = 831,723,255.16
  5. Step 5: Solve for x
    x = 831,723,255.16/33,239.43
  6. Step 6: Final answer
    x = 25,022.19

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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.