Home / 22,326.87-30,812.97-12,257.02

Finding the Fourth Proportional to 22,326.87, 30,812.97 and 12,257.02

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Solution

The fourth proportional to 22,326.87, 30,812.97 and 12,257.02 is: 16,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,326.87 : 30,812.97 = 12,257.02 : x
  2. Step 2: Convert to fraction form
    22,326.87/30,812.97 = 12,257.02/x
  3. Step 3: Cross multiply
    22,326.87x = 30,812.97 × 12,257.02
  4. Step 4: Simplify right side
    22,326.87x = 377,675,189.55
  5. Step 5: Solve for x
    x = 377,675,189.55/22,326.87
  6. Step 6: Final answer
    x = 16,915.72

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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.