Home / 18,706.10-25,823.68-14,665.82

Finding the Fourth Proportional to 18,706.10, 25,823.68 and 14,665.82

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Solution

The fourth proportional to 18,706.10, 25,823.68 and 14,665.82 is: 20,246.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,706.10 : 25,823.68 = 14,665.82 : x
  2. Step 2: Convert to fraction form
    18,706.10/25,823.68 = 14,665.82/x
  3. Step 3: Cross multiply
    18,706.10x = 25,823.68 × 14,665.82
  4. Step 4: Simplify right side
    18,706.10x = 378,725,442.62
  5. Step 5: Solve for x
    x = 378,725,442.62/18,706.10
  6. Step 6: Final answer
    x = 20,246.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.