Home / 34,820.75-52,251.88-12,635.86

Finding the Fourth Proportional to 34,820.75, 52,251.88 and 12,635.86

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Solution

The fourth proportional to 34,820.75, 52,251.88 and 12,635.86 is: 18,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.75 : 52,251.88 = 12,635.86 : x
  2. Step 2: Convert to fraction form
    34,820.75/52,251.88 = 12,635.86/x
  3. Step 3: Cross multiply
    34,820.75x = 52,251.88 × 12,635.86
  4. Step 4: Simplify right side
    34,820.75x = 660,247,309.79
  5. Step 5: Solve for x
    x = 660,247,309.79/34,820.75
  6. Step 6: Final answer
    x = 18,961.32

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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.