Home / 19,556.13-26,987.29-11,059.92

Finding the Fourth Proportional to 19,556.13, 26,987.29 and 11,059.92

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Solution

The fourth proportional to 19,556.13, 26,987.29 and 11,059.92 is: 15,262.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.13 : 26,987.29 = 11,059.92 : x
  2. Step 2: Convert to fraction form
    19,556.13/26,987.29 = 11,059.92/x
  3. Step 3: Cross multiply
    19,556.13x = 26,987.29 × 11,059.92
  4. Step 4: Simplify right side
    19,556.13x = 298,477,133.48
  5. Step 5: Solve for x
    x = 298,477,133.48/19,556.13
  6. Step 6: Final answer
    x = 15,262.59

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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.