Home / 13,453.24-20,154.42-7,614.04

Finding the Fourth Proportional to 13,453.24, 20,154.42 and 7,614.04

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Solution

The fourth proportional to 13,453.24, 20,154.42 and 7,614.04 is: 11,406.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.24 : 20,154.42 = 7,614.04 : x
  2. Step 2: Convert to fraction form
    13,453.24/20,154.42 = 7,614.04/x
  3. Step 3: Cross multiply
    13,453.24x = 20,154.42 × 7,614.04
  4. Step 4: Simplify right side
    13,453.24x = 153,456,560.06
  5. Step 5: Solve for x
    x = 153,456,560.06/13,453.24
  6. Step 6: Final answer
    x = 11,406.66

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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.