Home / 34,625.17-51,940.32-12,438.73

Finding the Fourth Proportional to 34,625.17, 51,940.32 and 12,438.73

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Solution

The fourth proportional to 34,625.17, 51,940.32 and 12,438.73 is: 18,659.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,625.17 : 51,940.32 = 12,438.73 : x
  2. Step 2: Convert to fraction form
    34,625.17/51,940.32 = 12,438.73/x
  3. Step 3: Cross multiply
    34,625.17x = 51,940.32 × 12,438.73
  4. Step 4: Simplify right side
    34,625.17x = 646,071,616.59
  5. Step 5: Solve for x
    x = 646,071,616.59/34,625.17
  6. Step 6: Final answer
    x = 18,659.02

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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.