Home / 15,451.69-23,178.33-4,359.27

Finding the Fourth Proportional to 15,451.69, 23,178.33 and 4,359.27

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Solution

The fourth proportional to 15,451.69, 23,178.33 and 4,359.27 is: 6,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,451.69 : 23,178.33 = 4,359.27 : x
  2. Step 2: Convert to fraction form
    15,451.69/23,178.33 = 4,359.27/x
  3. Step 3: Cross multiply
    15,451.69x = 23,178.33 × 4,359.27
  4. Step 4: Simplify right side
    15,451.69x = 101,040,542.90
  5. Step 5: Solve for x
    x = 101,040,542.90/15,451.69
  6. Step 6: Final answer
    x = 6,539.13

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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.