Home / 22,304.57-30,780.74-12,232.41

Finding the Fourth Proportional to 22,304.57, 30,780.74 and 12,232.41

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Solution

The fourth proportional to 22,304.57, 30,780.74 and 12,232.41 is: 16,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,304.57 : 30,780.74 = 12,232.41 : x
  2. Step 2: Convert to fraction form
    22,304.57/30,780.74 = 12,232.41/x
  3. Step 3: Cross multiply
    22,304.57x = 30,780.74 × 12,232.41
  4. Step 4: Simplify right side
    22,304.57x = 376,522,631.78
  5. Step 5: Solve for x
    x = 376,522,631.78/22,304.57
  6. Step 6: Final answer
    x = 16,880.96

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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.