Home / 19,859.34-29,787.96-5,067.36

Finding the Fourth Proportional to 19,859.34, 29,787.96 and 5,067.36

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Solution

The fourth proportional to 19,859.34, 29,787.96 and 5,067.36 is: 7,600.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859.34 : 29,787.96 = 5,067.36 : x
  2. Step 2: Convert to fraction form
    19,859.34/29,787.96 = 5,067.36/x
  3. Step 3: Cross multiply
    19,859.34x = 29,787.96 × 5,067.36
  4. Step 4: Simplify right side
    19,859.34x = 150,946,316.99
  5. Step 5: Solve for x
    x = 150,946,316.99/19,859.34
  6. Step 6: Final answer
    x = 7,600.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.