Home / 12,468.56-18,702.66-3,584.09

Finding the Fourth Proportional to 12,468.56, 18,702.66 and 3,584.09

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Solution

The fourth proportional to 12,468.56, 18,702.66 and 3,584.09 is: 5,376.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468.56 : 18,702.66 = 3,584.09 : x
  2. Step 2: Convert to fraction form
    12,468.56/18,702.66 = 3,584.09/x
  3. Step 3: Cross multiply
    12,468.56x = 18,702.66 × 3,584.09
  4. Step 4: Simplify right side
    12,468.56x = 67,031,923.17
  5. Step 5: Solve for x
    x = 67,031,923.17/12,468.56
  6. Step 6: Final answer
    x = 5,376.08

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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.