Home / 19,600.76-29,381.70-9,200.36

Finding the Fourth Proportional to 19,600.76, 29,381.70 and 9,200.36

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Solution

The fourth proportional to 19,600.76, 29,381.70 and 9,200.36 is: 13,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.76 : 29,381.70 = 9,200.36 : x
  2. Step 2: Convert to fraction form
    19,600.76/29,381.70 = 9,200.36/x
  3. Step 3: Cross multiply
    19,600.76x = 29,381.70 × 9,200.36
  4. Step 4: Simplify right side
    19,600.76x = 270,322,217.41
  5. Step 5: Solve for x
    x = 270,322,217.41/19,600.76
  6. Step 6: Final answer
    x = 13,791.42

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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.