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Finding the Fourth Proportional to 17,004.26, 25,509.90 and 7,137.74

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Solution

The fourth proportional to 17,004.26, 25,509.90 and 7,137.74 is: 10,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,004.26 : 25,509.90 = 7,137.74 : x
  2. Step 2: Convert to fraction form
    17,004.26/25,509.90 = 7,137.74/x
  3. Step 3: Cross multiply
    17,004.26x = 25,509.90 × 7,137.74
  4. Step 4: Simplify right side
    17,004.26x = 182,083,033.63
  5. Step 5: Solve for x
    x = 182,083,033.63/17,004.26
  6. Step 6: Final answer
    x = 10,708.08

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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.