Home / 22,906.20-31,610.91-13,954.08

Finding the Fourth Proportional to 22,906.20, 31,610.91 and 13,954.08

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Solution

The fourth proportional to 22,906.20, 31,610.91 and 13,954.08 is: 19,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,906.20 : 31,610.91 = 13,954.08 : x
  2. Step 2: Convert to fraction form
    22,906.20/31,610.91 = 13,954.08/x
  3. Step 3: Cross multiply
    22,906.20x = 31,610.91 × 13,954.08
  4. Step 4: Simplify right side
    22,906.20x = 441,101,167.01
  5. Step 5: Solve for x
    x = 441,101,167.01/22,906.20
  6. Step 6: Final answer
    x = 19,256.85

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1.5x scale

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.