Home / 22,982.47-34,441.57-12,429.70

Finding the Fourth Proportional to 22,982.47, 34,441.57 and 12,429.70

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Solution

The fourth proportional to 22,982.47, 34,441.57 and 12,429.70 is: 18,627.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,982.47 : 34,441.57 = 12,429.70 : x
  2. Step 2: Convert to fraction form
    22,982.47/34,441.57 = 12,429.70/x
  3. Step 3: Cross multiply
    22,982.47x = 34,441.57 × 12,429.70
  4. Step 4: Simplify right side
    22,982.47x = 428,098,148.27
  5. Step 5: Solve for x
    x = 428,098,148.27/22,982.47
  6. Step 6: Final answer
    x = 18,627.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.