Home / 19,411.36-26,787.54-11,027.86

Finding the Fourth Proportional to 19,411.36, 26,787.54 and 11,027.86

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Solution

The fourth proportional to 19,411.36, 26,787.54 and 11,027.86 is: 15,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,411.36 : 26,787.54 = 11,027.86 : x
  2. Step 2: Convert to fraction form
    19,411.36/26,787.54 = 11,027.86/x
  3. Step 3: Cross multiply
    19,411.36x = 26,787.54 × 11,027.86
  4. Step 4: Simplify right side
    19,411.36x = 295,409,240.86
  5. Step 5: Solve for x
    x = 295,409,240.86/19,411.36
  6. Step 6: Final answer
    x = 15,218.37

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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.