Home / 25,089.75-34,629.26-15,020.44

Finding the Fourth Proportional to 25,089.75, 34,629.26 and 15,020.44

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Solution

The fourth proportional to 25,089.75, 34,629.26 and 15,020.44 is: 20,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089.75 : 34,629.26 = 15,020.44 : x
  2. Step 2: Convert to fraction form
    25,089.75/34,629.26 = 15,020.44/x
  3. Step 3: Cross multiply
    25,089.75x = 34,629.26 × 15,020.44
  4. Step 4: Simplify right side
    25,089.75x = 520,146,560.40
  5. Step 5: Solve for x
    x = 520,146,560.40/25,089.75
  6. Step 6: Final answer
    x = 20,731.44

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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.