Home / 39,293.53-58,940.91-21,874.07

Finding the Fourth Proportional to 39,293.53, 58,940.91 and 21,874.07

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Solution

The fourth proportional to 39,293.53, 58,940.91 and 21,874.07 is: 32,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,293.53 : 58,940.91 = 21,874.07 : x
  2. Step 2: Convert to fraction form
    39,293.53/58,940.91 = 21,874.07/x
  3. Step 3: Cross multiply
    39,293.53x = 58,940.91 × 21,874.07
  4. Step 4: Simplify right side
    39,293.53x = 1,289,277,738.56
  5. Step 5: Solve for x
    x = 1,289,277,738.56/39,293.53
  6. Step 6: Final answer
    x = 32,811.45

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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.