Home / 22,716.36-31,348.11-14,223.17

Finding the Fourth Proportional to 22,716.36, 31,348.11 and 14,223.17

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Solution

The fourth proportional to 22,716.36, 31,348.11 and 14,223.17 is: 19,627.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,716.36 : 31,348.11 = 14,223.17 : x
  2. Step 2: Convert to fraction form
    22,716.36/31,348.11 = 14,223.17/x
  3. Step 3: Cross multiply
    22,716.36x = 31,348.11 × 14,223.17
  4. Step 4: Simplify right side
    22,716.36x = 445,869,340.97
  5. Step 5: Solve for x
    x = 445,869,340.97/22,716.36
  6. Step 6: Final answer
    x = 19,627.68

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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.