Home / 13,028.14-19,542.21-3,167.35

Finding the Fourth Proportional to 13,028.14, 19,542.21 and 3,167.35

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Solution

The fourth proportional to 13,028.14, 19,542.21 and 3,167.35 is: 4,751.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028.14 : 19,542.21 = 3,167.35 : x
  2. Step 2: Convert to fraction form
    13,028.14/19,542.21 = 3,167.35/x
  3. Step 3: Cross multiply
    13,028.14x = 19,542.21 × 3,167.35
  4. Step 4: Simplify right side
    13,028.14x = 61,897,085.85
  5. Step 5: Solve for x
    x = 61,897,085.85/13,028.14
  6. Step 6: Final answer
    x = 4,751.03

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Similar ratio
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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.