Home / 19,859.13-29,787.75-6,712.02

Finding the Fourth Proportional to 19,859.13, 29,787.75 and 6,712.02

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Solution

The fourth proportional to 19,859.13, 29,787.75 and 6,712.02 is: 10,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859.13 : 29,787.75 = 6,712.02 : x
  2. Step 2: Convert to fraction form
    19,859.13/29,787.75 = 6,712.02/x
  3. Step 3: Cross multiply
    19,859.13x = 29,787.75 × 6,712.02
  4. Step 4: Simplify right side
    19,859.13x = 199,935,973.76
  5. Step 5: Solve for x
    x = 199,935,973.76/19,859.13
  6. Step 6: Final answer
    x = 10,067.71

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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.