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Finding the Fourth Proportional to 17,627.99, 26,442.07 and 5,941.31

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Solution

The fourth proportional to 17,627.99, 26,442.07 and 5,941.31 is: 8,911.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,627.99 : 26,442.07 = 5,941.31 : x
  2. Step 2: Convert to fraction form
    17,627.99/26,442.07 = 5,941.31/x
  3. Step 3: Cross multiply
    17,627.99x = 26,442.07 × 5,941.31
  4. Step 4: Simplify right side
    17,627.99x = 157,100,387.85
  5. Step 5: Solve for x
    x = 157,100,387.85/17,627.99
  6. Step 6: Final answer
    x = 8,911.99

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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.