Home / 14,093.56-21,138.74-3,706.12

Finding the Fourth Proportional to 14,093.56, 21,138.74 and 3,706.12

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Solution

The fourth proportional to 14,093.56, 21,138.74 and 3,706.12 is: 5,558.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.56 : 21,138.74 = 3,706.12 : x
  2. Step 2: Convert to fraction form
    14,093.56/21,138.74 = 3,706.12/x
  3. Step 3: Cross multiply
    14,093.56x = 21,138.74 × 3,706.12
  4. Step 4: Simplify right side
    14,093.56x = 78,342,707.09
  5. Step 5: Solve for x
    x = 78,342,707.09/14,093.56
  6. Step 6: Final answer
    x = 5,558.76

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1.5x scale

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.