Home / 13,302.87-19,951.91-3,441.55

Finding the Fourth Proportional to 13,302.87, 19,951.91 and 3,441.55

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Solution

The fourth proportional to 13,302.87, 19,951.91 and 3,441.55 is: 5,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.87 : 19,951.91 = 3,441.55 : x
  2. Step 2: Convert to fraction form
    13,302.87/19,951.91 = 3,441.55/x
  3. Step 3: Cross multiply
    13,302.87x = 19,951.91 × 3,441.55
  4. Step 4: Simplify right side
    13,302.87x = 68,665,554.34
  5. Step 5: Solve for x
    x = 68,665,554.34/13,302.87
  6. Step 6: Final answer
    x = 5,161.71

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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.