Home / 25,021.14-34,529.04-13,690.44

Finding the Fourth Proportional to 25,021.14, 34,529.04 and 13,690.44

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Solution

The fourth proportional to 25,021.14, 34,529.04 and 13,690.44 is: 18,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,021.14 : 34,529.04 = 13,690.44 : x
  2. Step 2: Convert to fraction form
    25,021.14/34,529.04 = 13,690.44/x
  3. Step 3: Cross multiply
    25,021.14x = 34,529.04 × 13,690.44
  4. Step 4: Simplify right side
    25,021.14x = 472,717,750.38
  5. Step 5: Solve for x
    x = 472,717,750.38/25,021.14
  6. Step 6: Final answer
    x = 18,892.73

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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.