Home / 12,584.12-18,877.14-3,349.88

Finding the Fourth Proportional to 12,584.12, 18,877.14 and 3,349.88

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Solution

The fourth proportional to 12,584.12, 18,877.14 and 3,349.88 is: 5,025.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.12 : 18,877.14 = 3,349.88 : x
  2. Step 2: Convert to fraction form
    12,584.12/18,877.14 = 3,349.88/x
  3. Step 3: Cross multiply
    12,584.12x = 18,877.14 × 3,349.88
  4. Step 4: Simplify right side
    12,584.12x = 63,236,153.74
  5. Step 5: Solve for x
    x = 63,236,153.74/12,584.12
  6. Step 6: Final answer
    x = 5,025.08

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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.