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Finding the Fourth Proportional to 17,243.44, 25,814.13 and 10,648.42

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Solution

The fourth proportional to 17,243.44, 25,814.13 and 10,648.42 is: 15,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.44 : 25,814.13 = 10,648.42 : x
  2. Step 2: Convert to fraction form
    17,243.44/25,814.13 = 10,648.42/x
  3. Step 3: Cross multiply
    17,243.44x = 25,814.13 × 10,648.42
  4. Step 4: Simplify right side
    17,243.44x = 274,879,698.17
  5. Step 5: Solve for x
    x = 274,879,698.17/17,243.44
  6. Step 6: Final answer
    x = 15,941.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.