Home / 19,914.69-29,874.78-6,763.53

Finding the Fourth Proportional to 19,914.69, 29,874.78 and 6,763.53

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Solution

The fourth proportional to 19,914.69, 29,874.78 and 6,763.53 is: 10,146.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.69 : 29,874.78 = 6,763.53 : x
  2. Step 2: Convert to fraction form
    19,914.69/29,874.78 = 6,763.53/x
  3. Step 3: Cross multiply
    19,914.69x = 29,874.78 × 6,763.53
  4. Step 4: Simplify right side
    19,914.69x = 202,058,970.77
  5. Step 5: Solve for x
    x = 202,058,970.77/19,914.69
  6. Step 6: Final answer
    x = 10,146.23

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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.