Home / 18,296.96-27,454.66-7,211.59

Finding the Fourth Proportional to 18,296.96, 27,454.66 and 7,211.59

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Solution

The fourth proportional to 18,296.96, 27,454.66 and 7,211.59 is: 10,821.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.96 : 27,454.66 = 7,211.59 : x
  2. Step 2: Convert to fraction form
    18,296.96/27,454.66 = 7,211.59/x
  3. Step 3: Cross multiply
    18,296.96x = 27,454.66 × 7,211.59
  4. Step 4: Simplify right side
    18,296.96x = 197,991,664.84
  5. Step 5: Solve for x
    x = 197,991,664.84/18,296.96
  6. Step 6: Final answer
    x = 10,821.02

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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.