Home / 23,143.20-34,706.41-8,348.14

Finding the Fourth Proportional to 23,143.20, 34,706.41 and 8,348.14

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Solution

The fourth proportional to 23,143.20, 34,706.41 and 8,348.14 is: 12,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,143.20 : 34,706.41 = 8,348.14 : x
  2. Step 2: Convert to fraction form
    23,143.20/34,706.41 = 8,348.14/x
  3. Step 3: Cross multiply
    23,143.20x = 34,706.41 × 8,348.14
  4. Step 4: Simplify right side
    23,143.20x = 289,733,969.58
  5. Step 5: Solve for x
    x = 289,733,969.58/23,143.20
  6. Step 6: Final answer
    x = 12,519.18

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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.