Home / 13,461.67-20,192.50-3,600.69

Finding the Fourth Proportional to 13,461.67, 20,192.50 and 3,600.69

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Solution

The fourth proportional to 13,461.67, 20,192.50 and 3,600.69 is: 5,401.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.67 : 20,192.50 = 3,600.69 : x
  2. Step 2: Convert to fraction form
    13,461.67/20,192.50 = 3,600.69/x
  3. Step 3: Cross multiply
    13,461.67x = 20,192.50 × 3,600.69
  4. Step 4: Simplify right side
    13,461.67x = 72,707,013.05
  5. Step 5: Solve for x
    x = 72,707,013.05/13,461.67
  6. Step 6: Final answer
    x = 5,401.04

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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.