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Finding the Fourth Proportional to 25,682.62, 35,442.22 and 14,504.62

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Solution

The fourth proportional to 25,682.62, 35,442.22 and 14,504.62 is: 20,016.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,682.62 : 35,442.22 = 14,504.62 : x
  2. Step 2: Convert to fraction form
    25,682.62/35,442.22 = 14,504.62/x
  3. Step 3: Cross multiply
    25,682.62x = 35,442.22 × 14,504.62
  4. Step 4: Simplify right side
    25,682.62x = 514,075,933.06
  5. Step 5: Solve for x
    x = 514,075,933.06/25,682.62
  6. Step 6: Final answer
    x = 20,016.49

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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.