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Finding the Fourth Proportional to 17,788.02, 26,682.01 and 5,476.02

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Solution

The fourth proportional to 17,788.02, 26,682.01 and 5,476.02 is: 8,214.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.02 : 26,682.01 = 5,476.02 : x
  2. Step 2: Convert to fraction form
    17,788.02/26,682.01 = 5,476.02/x
  3. Step 3: Cross multiply
    17,788.02x = 26,682.01 × 5,476.02
  4. Step 4: Simplify right side
    17,788.02x = 146,111,220.40
  5. Step 5: Solve for x
    x = 146,111,220.40/17,788.02
  6. Step 6: Final answer
    x = 8,214.02

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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.