Home / 12,732.08-19,077.06-4,936.64

Finding the Fourth Proportional to 12,732.08, 19,077.06 and 4,936.64

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Solution

The fourth proportional to 12,732.08, 19,077.06 and 4,936.64 is: 7,396.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.08 : 19,077.06 = 4,936.64 : x
  2. Step 2: Convert to fraction form
    12,732.08/19,077.06 = 4,936.64/x
  3. Step 3: Cross multiply
    12,732.08x = 19,077.06 × 4,936.64
  4. Step 4: Simplify right side
    12,732.08x = 94,176,577.48
  5. Step 5: Solve for x
    x = 94,176,577.48/12,732.08
  6. Step 6: Final answer
    x = 7,396.79

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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.