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Finding the Fourth Proportional to 17,542.92, 26,322.06 and 9,220.98

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Solution

The fourth proportional to 17,542.92, 26,322.06 and 9,220.98 is: 13,835.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,542.92 : 26,322.06 = 9,220.98 : x
  2. Step 2: Convert to fraction form
    17,542.92/26,322.06 = 9,220.98/x
  3. Step 3: Cross multiply
    17,542.92x = 26,322.06 × 9,220.98
  4. Step 4: Simplify right side
    17,542.92x = 242,715,188.82
  5. Step 5: Solve for x
    x = 242,715,188.82/17,542.92
  6. Step 6: Final answer
    x = 13,835.51

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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.