Home / 11,815.97-16,298.83-7,032.70

Finding the Fourth Proportional to 11,815.97, 16,298.83 and 7,032.70

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Solution

The fourth proportional to 11,815.97, 16,298.83 and 7,032.70 is: 9,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,815.97 : 16,298.83 = 7,032.70 : x
  2. Step 2: Convert to fraction form
    11,815.97/16,298.83 = 7,032.70/x
  3. Step 3: Cross multiply
    11,815.97x = 16,298.83 × 7,032.70
  4. Step 4: Simplify right side
    11,815.97x = 114,624,781.74
  5. Step 5: Solve for x
    x = 114,624,781.74/11,815.97
  6. Step 6: Final answer
    x = 9,700.84

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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.