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Finding the Fourth Proportional to 17,474.88, 26,216.46 and 7,615.92

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Solution

The fourth proportional to 17,474.88, 26,216.46 and 7,615.92 is: 11,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,474.88 : 26,216.46 = 7,615.92 : x
  2. Step 2: Convert to fraction form
    17,474.88/26,216.46 = 7,615.92/x
  3. Step 3: Cross multiply
    17,474.88x = 26,216.46 × 7,615.92
  4. Step 4: Simplify right side
    17,474.88x = 199,662,462.04
  5. Step 5: Solve for x
    x = 199,662,462.04/17,474.88
  6. Step 6: Final answer
    x = 11,425.68

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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.