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Finding the Fourth Proportional to 19,777.01, 29,661.73 and 5,926.01

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Solution

The fourth proportional to 19,777.01, 29,661.73 and 5,926.01 is: 8,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,777.01 : 29,661.73 = 5,926.01 : x
  2. Step 2: Convert to fraction form
    19,777.01/29,661.73 = 5,926.01/x
  3. Step 3: Cross multiply
    19,777.01x = 29,661.73 × 5,926.01
  4. Step 4: Simplify right side
    19,777.01x = 175,775,545.47
  5. Step 5: Solve for x
    x = 175,775,545.47/19,777.01
  6. Step 6: Final answer
    x = 8,887.87

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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.