Home / 18,211.56-27,334.35-9,452.63

Finding the Fourth Proportional to 18,211.56, 27,334.35 and 9,452.63

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Solution

The fourth proportional to 18,211.56, 27,334.35 and 9,452.63 is: 14,187.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211.56 : 27,334.35 = 9,452.63 : x
  2. Step 2: Convert to fraction form
    18,211.56/27,334.35 = 9,452.63/x
  3. Step 3: Cross multiply
    18,211.56x = 27,334.35 × 9,452.63
  4. Step 4: Simplify right side
    18,211.56x = 258,381,360.17
  5. Step 5: Solve for x
    x = 258,381,360.17/18,211.56
  6. Step 6: Final answer
    x = 14,187.77

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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.