Home / 27,146.06-40,709.11-9,372.21

Finding the Fourth Proportional to 27,146.06, 40,709.11 and 9,372.21

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Solution

The fourth proportional to 27,146.06, 40,709.11 and 9,372.21 is: 14,054.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146.06 : 40,709.11 = 9,372.21 : x
  2. Step 2: Convert to fraction form
    27,146.06/40,709.11 = 9,372.21/x
  3. Step 3: Cross multiply
    27,146.06x = 40,709.11 × 9,372.21
  4. Step 4: Simplify right side
    27,146.06x = 381,534,142.96
  5. Step 5: Solve for x
    x = 381,534,142.96/27,146.06
  6. Step 6: Final answer
    x = 14,054.86

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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.