Home / 18,311.14-27,465.55-5,840.11

Finding the Fourth Proportional to 18,311.14, 27,465.55 and 5,840.11

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Solution

The fourth proportional to 18,311.14, 27,465.55 and 5,840.11 is: 8,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,311.14 : 27,465.55 = 5,840.11 : x
  2. Step 2: Convert to fraction form
    18,311.14/27,465.55 = 5,840.11/x
  3. Step 3: Cross multiply
    18,311.14x = 27,465.55 × 5,840.11
  4. Step 4: Simplify right side
    18,311.14x = 160,401,833.21
  5. Step 5: Solve for x
    x = 160,401,833.21/18,311.14
  6. Step 6: Final answer
    x = 8,759.80

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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.