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Finding the Fourth Proportional to 23,185.54, 34,748.07 and 9,326.98

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Solution

The fourth proportional to 23,185.54, 34,748.07 and 9,326.98 is: 13,978.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.54 : 34,748.07 = 9,326.98 : x
  2. Step 2: Convert to fraction form
    23,185.54/34,748.07 = 9,326.98/x
  3. Step 3: Cross multiply
    23,185.54x = 34,748.07 × 9,326.98
  4. Step 4: Simplify right side
    23,185.54x = 324,094,553.93
  5. Step 5: Solve for x
    x = 324,094,553.93/23,185.54
  6. Step 6: Final answer
    x = 13,978.31

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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.