Home / 23,213.59-34,834.21-8,423.66

Finding the Fourth Proportional to 23,213.59, 34,834.21 and 8,423.66

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Solution

The fourth proportional to 23,213.59, 34,834.21 and 8,423.66 is: 12,640.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,213.59 : 34,834.21 = 8,423.66 : x
  2. Step 2: Convert to fraction form
    23,213.59/34,834.21 = 8,423.66/x
  3. Step 3: Cross multiply
    23,213.59x = 34,834.21 × 8,423.66
  4. Step 4: Simplify right side
    23,213.59x = 293,431,458.88
  5. Step 5: Solve for x
    x = 293,431,458.88/23,213.59
  6. Step 6: Final answer
    x = 12,640.50

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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.