Home / 13,976.32-19,281.86-8,004.82

Finding the Fourth Proportional to 13,976.32, 19,281.86 and 8,004.82

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Solution

The fourth proportional to 13,976.32, 19,281.86 and 8,004.82 is: 11,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,976.32 : 19,281.86 = 8,004.82 : x
  2. Step 2: Convert to fraction form
    13,976.32/19,281.86 = 8,004.82/x
  3. Step 3: Cross multiply
    13,976.32x = 19,281.86 × 8,004.82
  4. Step 4: Simplify right side
    13,976.32x = 154,347,818.57
  5. Step 5: Solve for x
    x = 154,347,818.57/13,976.32
  6. Step 6: Final answer
    x = 11,043.52

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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.