Home / 13,522.57-20,283.85-4,755.44

Finding the Fourth Proportional to 13,522.57, 20,283.85 and 4,755.44

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Solution

The fourth proportional to 13,522.57, 20,283.85 and 4,755.44 is: 7,133.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,522.57 : 20,283.85 = 4,755.44 : x
  2. Step 2: Convert to fraction form
    13,522.57/20,283.85 = 4,755.44/x
  3. Step 3: Cross multiply
    13,522.57x = 20,283.85 × 4,755.44
  4. Step 4: Simplify right side
    13,522.57x = 96,458,631.64
  5. Step 5: Solve for x
    x = 96,458,631.64/13,522.57
  6. Step 6: Final answer
    x = 7,133.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.