Home / 33,630.42-46,408.19-18,522.57

Finding the Fourth Proportional to 33,630.42, 46,408.19 and 18,522.57

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Solution

The fourth proportional to 33,630.42, 46,408.19 and 18,522.57 is: 25,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,630.42 : 46,408.19 = 18,522.57 : x
  2. Step 2: Convert to fraction form
    33,630.42/46,408.19 = 18,522.57/x
  3. Step 3: Cross multiply
    33,630.42x = 46,408.19 × 18,522.57
  4. Step 4: Simplify right side
    33,630.42x = 859,598,855.24
  5. Step 5: Solve for x
    x = 859,598,855.24/33,630.42
  6. Step 6: Final answer
    x = 25,560.16

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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.