Home / 33,418.75-46,117.98-18,311.44

Finding the Fourth Proportional to 33,418.75, 46,117.98 and 18,311.44

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Solution

The fourth proportional to 33,418.75, 46,117.98 and 18,311.44 is: 25,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.75 : 46,117.98 = 18,311.44 : x
  2. Step 2: Convert to fraction form
    33,418.75/46,117.98 = 18,311.44/x
  3. Step 3: Cross multiply
    33,418.75x = 46,117.98 × 18,311.44
  4. Step 4: Simplify right side
    33,418.75x = 844,486,681.34
  5. Step 5: Solve for x
    x = 844,486,681.34/33,418.75
  6. Step 6: Final answer
    x = 25,269.85

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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.