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Finding the Fourth Proportional to 33,208.40, 49,812.60 and 26,647.40

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Solution

The fourth proportional to 33,208.40, 49,812.60 and 26,647.40 is: 39,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208.40 : 49,812.60 = 26,647.40 : x
  2. Step 2: Convert to fraction form
    33,208.40/49,812.60 = 26,647.40/x
  3. Step 3: Cross multiply
    33,208.40x = 49,812.60 × 26,647.40
  4. Step 4: Simplify right side
    33,208.40x = 1,327,376,277.24
  5. Step 5: Solve for x
    x = 1,327,376,277.24/33,208.40
  6. Step 6: Final answer
    x = 39,971.10

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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.