Home / 14,758.40-22,131.72-5,396.28

Finding the Fourth Proportional to 14,758.40, 22,131.72 and 5,396.28

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Solution

The fourth proportional to 14,758.40, 22,131.72 and 5,396.28 is: 8,092.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758.40 : 22,131.72 = 5,396.28 : x
  2. Step 2: Convert to fraction form
    14,758.40/22,131.72 = 5,396.28/x
  3. Step 3: Cross multiply
    14,758.40x = 22,131.72 × 5,396.28
  4. Step 4: Simplify right side
    14,758.40x = 119,428,958.00
  5. Step 5: Solve for x
    x = 119,428,958.00/14,758.40
  6. Step 6: Final answer
    x = 8,092.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.