Home / 33,281.88-45,929.16-18,174.84

Finding the Fourth Proportional to 33,281.88, 45,929.16 and 18,174.84

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Solution

The fourth proportional to 33,281.88, 45,929.16 and 18,174.84 is: 25,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.88 : 45,929.16 = 18,174.84 : x
  2. Step 2: Convert to fraction form
    33,281.88/45,929.16 = 18,174.84/x
  3. Step 3: Cross multiply
    33,281.88x = 45,929.16 × 18,174.84
  4. Step 4: Simplify right side
    33,281.88x = 834,755,134.33
  5. Step 5: Solve for x
    x = 834,755,134.33/33,281.88
  6. Step 6: Final answer
    x = 25,081.37

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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.