Home / 13,164.32-19,734.33-6,584.78

Finding the Fourth Proportional to 13,164.32, 19,734.33 and 6,584.78

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Solution

The fourth proportional to 13,164.32, 19,734.33 and 6,584.78 is: 9,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164.32 : 19,734.33 = 6,584.78 : x
  2. Step 2: Convert to fraction form
    13,164.32/19,734.33 = 6,584.78/x
  3. Step 3: Cross multiply
    13,164.32x = 19,734.33 × 6,584.78
  4. Step 4: Simplify right side
    13,164.32x = 129,946,221.50
  5. Step 5: Solve for x
    x = 129,946,221.50/13,164.32
  6. Step 6: Final answer
    x = 9,871.09

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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.