Home / 19,708.11-29,555.79-6,556.95

Finding the Fourth Proportional to 19,708.11, 29,555.79 and 6,556.95

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Solution

The fourth proportional to 19,708.11, 29,555.79 and 6,556.95 is: 9,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.11 : 29,555.79 = 6,556.95 : x
  2. Step 2: Convert to fraction form
    19,708.11/29,555.79 = 6,556.95/x
  3. Step 3: Cross multiply
    19,708.11x = 29,555.79 × 6,556.95
  4. Step 4: Simplify right side
    19,708.11x = 193,795,837.24
  5. Step 5: Solve for x
    x = 193,795,837.24/19,708.11
  6. Step 6: Final answer
    x = 9,833.30

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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.