Home / 13,949.64-19,250.46-8,288.28

Finding the Fourth Proportional to 13,949.64, 19,250.46 and 8,288.28

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Solution

The fourth proportional to 13,949.64, 19,250.46 and 8,288.28 is: 11,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.64 : 19,250.46 = 8,288.28 : x
  2. Step 2: Convert to fraction form
    13,949.64/19,250.46 = 8,288.28/x
  3. Step 3: Cross multiply
    13,949.64x = 19,250.46 × 8,288.28
  4. Step 4: Simplify right side
    13,949.64x = 159,553,202.61
  5. Step 5: Solve for x
    x = 159,553,202.61/13,949.64
  6. Step 6: Final answer
    x = 11,437.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.