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Finding the Fourth Proportional to 17,946.59, 26,917.79 and 4,799.99

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Solution

The fourth proportional to 17,946.59, 26,917.79 and 4,799.99 is: 7,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,946.59 : 26,917.79 = 4,799.99 : x
  2. Step 2: Convert to fraction form
    17,946.59/26,917.79 = 4,799.99/x
  3. Step 3: Cross multiply
    17,946.59x = 26,917.79 × 4,799.99
  4. Step 4: Simplify right side
    17,946.59x = 129,205,166.12
  5. Step 5: Solve for x
    x = 129,205,166.12/17,946.59
  6. Step 6: Final answer
    x = 7,199.43

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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.