Home / 33,021.42-45,569.56-18,874.57

Finding the Fourth Proportional to 33,021.42, 45,569.56 and 18,874.57

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Solution

The fourth proportional to 33,021.42, 45,569.56 and 18,874.57 is: 26,046.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,021.42 : 45,569.56 = 18,874.57 : x
  2. Step 2: Convert to fraction form
    33,021.42/45,569.56 = 18,874.57/x
  3. Step 3: Cross multiply
    33,021.42x = 45,569.56 × 18,874.57
  4. Step 4: Simplify right side
    33,021.42x = 860,105,862.90
  5. Step 5: Solve for x
    x = 860,105,862.90/33,021.42
  6. Step 6: Final answer
    x = 26,046.91

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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.