Home / 13,359.36-19,951.86-11,363.72

Finding the Fourth Proportional to 13,359.36, 19,951.86 and 11,363.72

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Solution

The fourth proportional to 13,359.36, 19,951.86 and 11,363.72 is: 16,971.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359.36 : 19,951.86 = 11,363.72 : x
  2. Step 2: Convert to fraction form
    13,359.36/19,951.86 = 11,363.72/x
  3. Step 3: Cross multiply
    13,359.36x = 19,951.86 × 11,363.72
  4. Step 4: Simplify right side
    13,359.36x = 226,727,350.52
  5. Step 5: Solve for x
    x = 226,727,350.52/13,359.36
  6. Step 6: Final answer
    x = 16,971.42

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.