Home / 27,435.85-41,165.66-9,679.21

Finding the Fourth Proportional to 27,435.85, 41,165.66 and 9,679.21

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Solution

The fourth proportional to 27,435.85, 41,165.66 and 9,679.21 is: 14,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.85 : 41,165.66 = 9,679.21 : x
  2. Step 2: Convert to fraction form
    27,435.85/41,165.66 = 9,679.21/x
  3. Step 3: Cross multiply
    27,435.85x = 41,165.66 × 9,679.21
  4. Step 4: Simplify right side
    27,435.85x = 398,451,193.55
  5. Step 5: Solve for x
    x = 398,451,193.55/27,435.85
  6. Step 6: Final answer
    x = 14,523.01

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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.