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Finding the Fourth Proportional to 29,044.79, 43,561.95 and 7,697.64

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Solution

The fourth proportional to 29,044.79, 43,561.95 and 7,697.64 is: 11,545.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,044.79 : 43,561.95 = 7,697.64 : x
  2. Step 2: Convert to fraction form
    29,044.79/43,561.95 = 7,697.64/x
  3. Step 3: Cross multiply
    29,044.79x = 43,561.95 × 7,697.64
  4. Step 4: Simplify right side
    29,044.79x = 335,324,208.80
  5. Step 5: Solve for x
    x = 335,324,208.80/29,044.79
  6. Step 6: Final answer
    x = 11,545.07

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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.