Home / 13,073.40-19,617.39-7,229.25

Finding the Fourth Proportional to 13,073.40, 19,617.39 and 7,229.25

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Solution

The fourth proportional to 13,073.40, 19,617.39 and 7,229.25 is: 10,847.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.40 : 19,617.39 = 7,229.25 : x
  2. Step 2: Convert to fraction form
    13,073.40/19,617.39 = 7,229.25/x
  3. Step 3: Cross multiply
    13,073.40x = 19,617.39 × 7,229.25
  4. Step 4: Simplify right side
    13,073.40x = 141,819,016.66
  5. Step 5: Solve for x
    x = 141,819,016.66/13,073.40
  6. Step 6: Final answer
    x = 10,847.91

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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.