Home / 12,500.53-17,250.75-6,835.34

Finding the Fourth Proportional to 12,500.53, 17,250.75 and 6,835.34

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Solution

The fourth proportional to 12,500.53, 17,250.75 and 6,835.34 is: 9,432.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.53 : 17,250.75 = 6,835.34 : x
  2. Step 2: Convert to fraction form
    12,500.53/17,250.75 = 6,835.34/x
  3. Step 3: Cross multiply
    12,500.53x = 17,250.75 × 6,835.34
  4. Step 4: Simplify right side
    12,500.53x = 117,914,668.37
  5. Step 5: Solve for x
    x = 117,914,668.37/12,500.53
  6. Step 6: Final answer
    x = 9,432.78

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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.