Home / 13,583.73-20,381.44-7,348.13

Finding the Fourth Proportional to 13,583.73, 20,381.44 and 7,348.13

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Solution

The fourth proportional to 13,583.73, 20,381.44 and 7,348.13 is: 11,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583.73 : 20,381.44 = 7,348.13 : x
  2. Step 2: Convert to fraction form
    13,583.73/20,381.44 = 7,348.13/x
  3. Step 3: Cross multiply
    13,583.73x = 20,381.44 × 7,348.13
  4. Step 4: Simplify right side
    13,583.73x = 149,765,350.43
  5. Step 5: Solve for x
    x = 149,765,350.43/13,583.73
  6. Step 6: Final answer
    x = 11,025.35

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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.