Home / 18,391.32-27,586.94-6,699.76

Finding the Fourth Proportional to 18,391.32, 27,586.94 and 6,699.76

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Solution

The fourth proportional to 18,391.32, 27,586.94 and 6,699.76 is: 10,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391.32 : 27,586.94 = 6,699.76 : x
  2. Step 2: Convert to fraction form
    18,391.32/27,586.94 = 6,699.76/x
  3. Step 3: Cross multiply
    18,391.32x = 27,586.94 × 6,699.76
  4. Step 4: Simplify right side
    18,391.32x = 184,825,877.13
  5. Step 5: Solve for x
    x = 184,825,877.13/18,391.32
  6. Step 6: Final answer
    x = 10,049.63

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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.