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Finding the Fourth Proportional to 17,419.79, 26,129.39 and 5,733.11

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Solution

The fourth proportional to 17,419.79, 26,129.39 and 5,733.11 is: 8,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.79 : 26,129.39 = 5,733.11 : x
  2. Step 2: Convert to fraction form
    17,419.79/26,129.39 = 5,733.11/x
  3. Step 3: Cross multiply
    17,419.79x = 26,129.39 × 5,733.11
  4. Step 4: Simplify right side
    17,419.79x = 149,802,703.76
  5. Step 5: Solve for x
    x = 149,802,703.76/17,419.79
  6. Step 6: Final answer
    x = 8,599.57

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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.