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Finding the Fourth Proportional to 18,706, 25,814.82 and 10,323.04

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Solution

The fourth proportional to 18,706, 25,814.82 and 10,323.04 is: 14,246.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,706 : 25,814.82 = 10,323.04 : x
  2. Step 2: Convert to fraction form
    18,706/25,814.82 = 10,323.04/x
  3. Step 3: Cross multiply
    18,706x = 25,814.82 × 10,323.04
  4. Step 4: Simplify right side
    18,706x = 266,487,419.45
  5. Step 5: Solve for x
    x = 266,487,419.45/18,706
  6. Step 6: Final answer
    x = 14,246.09

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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.