Home / 34,822.94-52,255.17-12,638.05

Finding the Fourth Proportional to 34,822.94, 52,255.17 and 12,638.05

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Solution

The fourth proportional to 34,822.94, 52,255.17 and 12,638.05 is: 18,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,822.94 : 52,255.17 = 12,638.05 : x
  2. Step 2: Convert to fraction form
    34,822.94/52,255.17 = 12,638.05/x
  3. Step 3: Cross multiply
    34,822.94x = 52,255.17 × 12,638.05
  4. Step 4: Simplify right side
    34,822.94x = 660,403,388.03
  5. Step 5: Solve for x
    x = 660,403,388.03/34,822.94
  6. Step 6: Final answer
    x = 18,964.61

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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.