Home / 22,707.21-34,078.24-11,612.97

Finding the Fourth Proportional to 22,707.21, 34,078.24 and 11,612.97

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Solution

The fourth proportional to 22,707.21, 34,078.24 and 11,612.97 is: 17,428.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,707.21 : 34,078.24 = 11,612.97 : x
  2. Step 2: Convert to fraction form
    22,707.21/34,078.24 = 11,612.97/x
  3. Step 3: Cross multiply
    22,707.21x = 34,078.24 × 11,612.97
  4. Step 4: Simplify right side
    22,707.21x = 395,749,625.95
  5. Step 5: Solve for x
    x = 395,749,625.95/22,707.21
  6. Step 6: Final answer
    x = 17,428.37

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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.