Home / 19,963.75-29,908.72-10,079.43

Finding the Fourth Proportional to 19,963.75, 29,908.72 and 10,079.43

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Solution

The fourth proportional to 19,963.75, 29,908.72 and 10,079.43 is: 15,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963.75 : 29,908.72 = 10,079.43 : x
  2. Step 2: Convert to fraction form
    19,963.75/29,908.72 = 10,079.43/x
  3. Step 3: Cross multiply
    19,963.75x = 29,908.72 × 10,079.43
  4. Step 4: Simplify right side
    19,963.75x = 301,462,849.63
  5. Step 5: Solve for x
    x = 301,462,849.63/19,963.75
  6. Step 6: Final answer
    x = 15,100.51

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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.