Home / 12,500.11-17,250.41-6,835.22

Finding the Fourth Proportional to 12,500.11, 17,250.41 and 6,835.22

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Solution

The fourth proportional to 12,500.11, 17,250.41 and 6,835.22 is: 9,432.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.11 : 17,250.41 = 6,835.22 : x
  2. Step 2: Convert to fraction form
    12,500.11/17,250.41 = 6,835.22/x
  3. Step 3: Cross multiply
    12,500.11x = 17,250.41 × 6,835.22
  4. Step 4: Simplify right side
    12,500.11x = 117,910,227.01
  5. Step 5: Solve for x
    x = 117,910,227.01/12,500.11
  6. Step 6: Final answer
    x = 9,432.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.