Home / 18,551.04-27,844.79-13,606.61

Finding the Fourth Proportional to 18,551.04, 27,844.79 and 13,606.61

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Solution

The fourth proportional to 18,551.04, 27,844.79 and 13,606.61 is: 20,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551.04 : 27,844.79 = 13,606.61 : x
  2. Step 2: Convert to fraction form
    18,551.04/27,844.79 = 13,606.61/x
  3. Step 3: Cross multiply
    18,551.04x = 27,844.79 × 13,606.61
  4. Step 4: Simplify right side
    18,551.04x = 378,872,990.80
  5. Step 5: Solve for x
    x = 378,872,990.80/18,551.04
  6. Step 6: Final answer
    x = 20,423.27

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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.