Home / 13,982.85-19,296.33-7,695.22

Finding the Fourth Proportional to 13,982.85, 19,296.33 and 7,695.22

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Solution

The fourth proportional to 13,982.85, 19,296.33 and 7,695.22 is: 10,619.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.85 : 19,296.33 = 7,695.22 : x
  2. Step 2: Convert to fraction form
    13,982.85/19,296.33 = 7,695.22/x
  3. Step 3: Cross multiply
    13,982.85x = 19,296.33 × 7,695.22
  4. Step 4: Simplify right side
    13,982.85x = 148,489,504.54
  5. Step 5: Solve for x
    x = 148,489,504.54/13,982.85
  6. Step 6: Final answer
    x = 10,619.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.