Home / 18,586.86-27,883.29-6,103.26

Finding the Fourth Proportional to 18,586.86, 27,883.29 and 6,103.26

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Solution

The fourth proportional to 18,586.86, 27,883.29 and 6,103.26 is: 9,155.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.86 : 27,883.29 = 6,103.26 : x
  2. Step 2: Convert to fraction form
    18,586.86/27,883.29 = 6,103.26/x
  3. Step 3: Cross multiply
    18,586.86x = 27,883.29 × 6,103.26
  4. Step 4: Simplify right side
    18,586.86x = 170,178,968.53
  5. Step 5: Solve for x
    x = 170,178,968.53/18,586.86
  6. Step 6: Final answer
    x = 9,155.88

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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.