Home / 18,158.08-27,235.44-6,311.56

Finding the Fourth Proportional to 18,158.08, 27,235.44 and 6,311.56

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Solution

The fourth proportional to 18,158.08, 27,235.44 and 6,311.56 is: 9,466.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,158.08 : 27,235.44 = 6,311.56 : x
  2. Step 2: Convert to fraction form
    18,158.08/27,235.44 = 6,311.56/x
  3. Step 3: Cross multiply
    18,158.08x = 27,235.44 × 6,311.56
  4. Step 4: Simplify right side
    18,158.08x = 171,898,113.69
  5. Step 5: Solve for x
    x = 171,898,113.69/18,158.08
  6. Step 6: Final answer
    x = 9,466.76

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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.