Home / 19,943.74-29,919.76-5,902.66

Finding the Fourth Proportional to 19,943.74, 29,919.76 and 5,902.66

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Solution

The fourth proportional to 19,943.74, 29,919.76 and 5,902.66 is: 8,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,943.74 : 29,919.76 = 5,902.66 : x
  2. Step 2: Convert to fraction form
    19,943.74/29,919.76 = 5,902.66/x
  3. Step 3: Cross multiply
    19,943.74x = 29,919.76 × 5,902.66
  4. Step 4: Simplify right side
    19,943.74x = 176,606,170.56
  5. Step 5: Solve for x
    x = 176,606,170.56/19,943.74
  6. Step 6: Final answer
    x = 8,855.22

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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.