Home / 14,076.36-19,422.56-7,787.52

Finding the Fourth Proportional to 14,076.36, 19,422.56 and 7,787.52

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Solution

The fourth proportional to 14,076.36, 19,422.56 and 7,787.52 is: 10,745.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.36 : 19,422.56 = 7,787.52 : x
  2. Step 2: Convert to fraction form
    14,076.36/19,422.56 = 7,787.52/x
  3. Step 3: Cross multiply
    14,076.36x = 19,422.56 × 7,787.52
  4. Step 4: Simplify right side
    14,076.36x = 151,253,574.45
  5. Step 5: Solve for x
    x = 151,253,574.45/14,076.36
  6. Step 6: Final answer
    x = 10,745.22

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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.