Home / 13,433.49-20,150.23-4,199.49

Finding the Fourth Proportional to 13,433.49, 20,150.23 and 4,199.49

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Solution

The fourth proportional to 13,433.49, 20,150.23 and 4,199.49 is: 6,299.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.49 : 20,150.23 = 4,199.49 : x
  2. Step 2: Convert to fraction form
    13,433.49/20,150.23 = 4,199.49/x
  3. Step 3: Cross multiply
    13,433.49x = 20,150.23 × 4,199.49
  4. Step 4: Simplify right side
    13,433.49x = 84,620,689.38
  5. Step 5: Solve for x
    x = 84,620,689.38/13,433.49
  6. Step 6: Final answer
    x = 6,299.23

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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.