Home / 19,601.68-29,393.60-11,707.70

Finding the Fourth Proportional to 19,601.68, 29,393.60 and 11,707.70

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Solution

The fourth proportional to 19,601.68, 29,393.60 and 11,707.70 is: 17,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.68 : 29,393.60 = 11,707.70 : x
  2. Step 2: Convert to fraction form
    19,601.68/29,393.60 = 11,707.70/x
  3. Step 3: Cross multiply
    19,601.68x = 29,393.60 × 11,707.70
  4. Step 4: Simplify right side
    19,601.68x = 344,131,450.72
  5. Step 5: Solve for x
    x = 344,131,450.72/19,601.68
  6. Step 6: Final answer
    x = 17,556.22

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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.