Home / 16,734.32-25,108.54-8,409.96

Finding the Fourth Proportional to 16,734.32, 25,108.54 and 8,409.96

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Solution

The fourth proportional to 16,734.32, 25,108.54 and 8,409.96 is: 12,618.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,734.32 : 25,108.54 = 8,409.96 : x
  2. Step 2: Convert to fraction form
    16,734.32/25,108.54 = 8,409.96/x
  3. Step 3: Cross multiply
    16,734.32x = 25,108.54 × 8,409.96
  4. Step 4: Simplify right side
    16,734.32x = 211,161,817.06
  5. Step 5: Solve for x
    x = 211,161,817.06/16,734.32
  6. Step 6: Final answer
    x = 12,618.49

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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.