Home / 26,648.70-39,975.17-15,556.51

Finding the Fourth Proportional to 26,648.70, 39,975.17 and 15,556.51

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Solution

The fourth proportional to 26,648.70, 39,975.17 and 15,556.51 is: 23,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,648.70 : 39,975.17 = 15,556.51 : x
  2. Step 2: Convert to fraction form
    26,648.70/39,975.17 = 15,556.51/x
  3. Step 3: Cross multiply
    26,648.70x = 39,975.17 × 15,556.51
  4. Step 4: Simplify right side
    26,648.70x = 621,874,131.86
  5. Step 5: Solve for x
    x = 621,874,131.86/26,648.70
  6. Step 6: Final answer
    x = 23,336.00

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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.