Home / 13,954.35-20,931.25-4,093.41

Finding the Fourth Proportional to 13,954.35, 20,931.25 and 4,093.41

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Solution

The fourth proportional to 13,954.35, 20,931.25 and 4,093.41 is: 6,140.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.35 : 20,931.25 = 4,093.41 : x
  2. Step 2: Convert to fraction form
    13,954.35/20,931.25 = 4,093.41/x
  3. Step 3: Cross multiply
    13,954.35x = 20,931.25 × 4,093.41
  4. Step 4: Simplify right side
    13,954.35x = 85,680,188.06
  5. Step 5: Solve for x
    x = 85,680,188.06/13,954.35
  6. Step 6: Final answer
    x = 6,140.03

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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.