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Finding the Fourth Proportional to 26,364.84, 39,549.36 and 8,834.64

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Solution

The fourth proportional to 26,364.84, 39,549.36 and 8,834.64 is: 13,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,364.84 : 39,549.36 = 8,834.64 : x
  2. Step 2: Convert to fraction form
    26,364.84/39,549.36 = 8,834.64/x
  3. Step 3: Cross multiply
    26,364.84x = 39,549.36 × 8,834.64
  4. Step 4: Simplify right side
    26,364.84x = 349,404,357.83
  5. Step 5: Solve for x
    x = 349,404,357.83/26,364.84
  6. Step 6: Final answer
    x = 13,252.66

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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.