Home / 22,257.39-30,717.63-14,191.32

Finding the Fourth Proportional to 22,257.39, 30,717.63 and 14,191.32

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Solution

The fourth proportional to 22,257.39, 30,717.63 and 14,191.32 is: 19,585.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,257.39 : 30,717.63 = 14,191.32 : x
  2. Step 2: Convert to fraction form
    22,257.39/30,717.63 = 14,191.32/x
  3. Step 3: Cross multiply
    22,257.39x = 30,717.63 × 14,191.32
  4. Step 4: Simplify right side
    22,257.39x = 435,923,716.97
  5. Step 5: Solve for x
    x = 435,923,716.97/22,257.39
  6. Step 6: Final answer
    x = 19,585.57

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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.