Home / 33,161.04-45,761.76-18,257.04

Finding the Fourth Proportional to 33,161.04, 45,761.76 and 18,257.04

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Solution

The fourth proportional to 33,161.04, 45,761.76 and 18,257.04 is: 25,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,161.04 : 45,761.76 = 18,257.04 : x
  2. Step 2: Convert to fraction form
    33,161.04/45,761.76 = 18,257.04/x
  3. Step 3: Cross multiply
    33,161.04x = 45,761.76 × 18,257.04
  4. Step 4: Simplify right side
    33,161.04x = 835,474,282.79
  5. Step 5: Solve for x
    x = 835,474,282.79/33,161.04
  6. Step 6: Final answer
    x = 25,194.45

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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.