Home / 18,581.46-27,869.36-6,102.74

Finding the Fourth Proportional to 18,581.46, 27,869.36 and 6,102.74

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Solution

The fourth proportional to 18,581.46, 27,869.36 and 6,102.74 is: 9,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,581.46 : 27,869.36 = 6,102.74 : x
  2. Step 2: Convert to fraction form
    18,581.46/27,869.36 = 6,102.74/x
  3. Step 3: Cross multiply
    18,581.46x = 27,869.36 × 6,102.74
  4. Step 4: Simplify right side
    18,581.46x = 170,079,288.19
  5. Step 5: Solve for x
    x = 170,079,288.19/18,581.46
  6. Step 6: Final answer
    x = 9,153.17

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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.