Home / 13,895.57-20,843.67-5,011.62

Finding the Fourth Proportional to 13,895.57, 20,843.67 and 5,011.62

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Solution

The fourth proportional to 13,895.57, 20,843.67 and 5,011.62 is: 7,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.57 : 20,843.67 = 5,011.62 : x
  2. Step 2: Convert to fraction form
    13,895.57/20,843.67 = 5,011.62/x
  3. Step 3: Cross multiply
    13,895.57x = 20,843.67 × 5,011.62
  4. Step 4: Simplify right side
    13,895.57x = 104,460,553.45
  5. Step 5: Solve for x
    x = 104,460,553.45/13,895.57
  6. Step 6: Final answer
    x = 7,517.54

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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.