Home / 19,550.64-26,979.70-11,052.61

Finding the Fourth Proportional to 19,550.64, 26,979.70 and 11,052.61

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Solution

The fourth proportional to 19,550.64, 26,979.70 and 11,052.61 is: 15,252.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550.64 : 26,979.70 = 11,052.61 : x
  2. Step 2: Convert to fraction form
    19,550.64/26,979.70 = 11,052.61/x
  3. Step 3: Cross multiply
    19,550.64x = 26,979.70 × 11,052.61
  4. Step 4: Simplify right side
    19,550.64x = 298,196,102.02
  5. Step 5: Solve for x
    x = 298,196,102.02/19,550.64
  6. Step 6: Final answer
    x = 15,252.50

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Why These Related Problems?

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