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Finding the Fourth Proportional to 16,804.57, 25,179.11 and 9,764.82

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Solution

The fourth proportional to 16,804.57, 25,179.11 and 9,764.82 is: 14,631.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,804.57 : 25,179.11 = 9,764.82 : x
  2. Step 2: Convert to fraction form
    16,804.57/25,179.11 = 9,764.82/x
  3. Step 3: Cross multiply
    16,804.57x = 25,179.11 × 9,764.82
  4. Step 4: Simplify right side
    16,804.57x = 245,869,476.91
  5. Step 5: Solve for x
    x = 245,869,476.91/16,804.57
  6. Step 6: Final answer
    x = 14,631.11

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1.5x scale

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.