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Finding the Fourth Proportional to 34,608.30, 51,924.50 and 10,919.50

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Solution

The fourth proportional to 34,608.30, 51,924.50 and 10,919.50 is: 16,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,608.30 : 51,924.50 = 10,919.50 : x
  2. Step 2: Convert to fraction form
    34,608.30/51,924.50 = 10,919.50/x
  3. Step 3: Cross multiply
    34,608.30x = 51,924.50 × 10,919.50
  4. Step 4: Simplify right side
    34,608.30x = 566,989,588.06
  5. Step 5: Solve for x
    x = 566,989,588.06/34,608.30
  6. Step 6: Final answer
    x = 16,383.05

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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.