Home / 34,916.25-52,375.55-13,860.21

Finding the Fourth Proportional to 34,916.25, 52,375.55 and 13,860.21

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Solution

The fourth proportional to 34,916.25, 52,375.55 and 13,860.21 is: 20,790.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,916.25 : 52,375.55 = 13,860.21 : x
  2. Step 2: Convert to fraction form
    34,916.25/52,375.55 = 13,860.21/x
  3. Step 3: Cross multiply
    34,916.25x = 52,375.55 × 13,860.21
  4. Step 4: Simplify right side
    34,916.25x = 725,936,052.56
  5. Step 5: Solve for x
    x = 725,936,052.56/34,916.25
  6. Step 6: Final answer
    x = 20,790.78

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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.