Home / 14,211.26-21,319.97-5,446.18

Finding the Fourth Proportional to 14,211.26, 21,319.97 and 5,446.18

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Solution

The fourth proportional to 14,211.26, 21,319.97 and 5,446.18 is: 8,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.26 : 21,319.97 = 5,446.18 : x
  2. Step 2: Convert to fraction form
    14,211.26/21,319.97 = 5,446.18/x
  3. Step 3: Cross multiply
    14,211.26x = 21,319.97 × 5,446.18
  4. Step 4: Simplify right side
    14,211.26x = 116,112,313.68
  5. Step 5: Solve for x
    x = 116,112,313.68/14,211.26
  6. Step 6: Final answer
    x = 8,170.45

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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.