Home / 19,788.75-29,683.13-5,937.75

Finding the Fourth Proportional to 19,788.75, 29,683.13 and 5,937.75

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Solution

The fourth proportional to 19,788.75, 29,683.13 and 5,937.75 is: 8,906.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788.75 : 29,683.13 = 5,937.75 : x
  2. Step 2: Convert to fraction form
    19,788.75/29,683.13 = 5,937.75/x
  3. Step 3: Cross multiply
    19,788.75x = 29,683.13 × 5,937.75
  4. Step 4: Simplify right side
    19,788.75x = 176,250,975.47
  5. Step 5: Solve for x
    x = 176,250,975.47/19,788.75
  6. Step 6: Final answer
    x = 8,906.63

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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.