Home / 17,556.28-26,429.80-15,748

Finding the Fourth Proportional to 17,556.28, 26,429.80 and 15,748

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Solution

The fourth proportional to 17,556.28, 26,429.80 and 15,748 is: 23,707.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,556.28 : 26,429.80 = 15,748 : x
  2. Step 2: Convert to fraction form
    17,556.28/26,429.80 = 15,748/x
  3. Step 3: Cross multiply
    17,556.28x = 26,429.80 × 15,748
  4. Step 4: Simplify right side
    17,556.28x = 416,216,490.40
  5. Step 5: Solve for x
    x = 416,216,490.40/17,556.28
  6. Step 6: Final answer
    x = 23,707.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.