Home / 18,558.65-27,800.27-14,816.75

Finding the Fourth Proportional to 18,558.65, 27,800.27 and 14,816.75

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Solution

The fourth proportional to 18,558.65, 27,800.27 and 14,816.75 is: 22,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,558.65 : 27,800.27 = 14,816.75 : x
  2. Step 2: Convert to fraction form
    18,558.65/27,800.27 = 14,816.75/x
  3. Step 3: Cross multiply
    18,558.65x = 27,800.27 × 14,816.75
  4. Step 4: Simplify right side
    18,558.65x = 411,909,645.94
  5. Step 5: Solve for x
    x = 411,909,645.94/18,558.65
  6. Step 6: Final answer
    x = 22,195.02

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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.