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Finding the Fourth Proportional to 25,367, 35,006.58 and 14,189

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Solution

The fourth proportional to 25,367, 35,006.58 and 14,189 is: 19,580.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,367 : 35,006.58 = 14,189 : x
  2. Step 2: Convert to fraction form
    25,367/35,006.58 = 14,189/x
  3. Step 3: Cross multiply
    25,367x = 35,006.58 × 14,189
  4. Step 4: Simplify right side
    25,367x = 496,708,363.62
  5. Step 5: Solve for x
    x = 496,708,363.62/25,367
  6. Step 6: Final answer
    x = 19,580.89

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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.