Home / 22,286.41-30,754.59-12,214.63

Finding the Fourth Proportional to 22,286.41, 30,754.59 and 12,214.63

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Solution

The fourth proportional to 22,286.41, 30,754.59 and 12,214.63 is: 16,855.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.41 : 30,754.59 = 12,214.63 : x
  2. Step 2: Convert to fraction form
    22,286.41/30,754.59 = 12,214.63/x
  3. Step 3: Cross multiply
    22,286.41x = 30,754.59 × 12,214.63
  4. Step 4: Simplify right side
    22,286.41x = 375,655,937.65
  5. Step 5: Solve for x
    x = 375,655,937.65/22,286.41
  6. Step 6: Final answer
    x = 16,855.83

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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.