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Finding the Fourth Proportional to 44,661.78, 66,992.27 and 13,497.03

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Solution

The fourth proportional to 44,661.78, 66,992.27 and 13,497.03 is: 20,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,661.78 : 66,992.27 = 13,497.03 : x
  2. Step 2: Convert to fraction form
    44,661.78/66,992.27 = 13,497.03/x
  3. Step 3: Cross multiply
    44,661.78x = 66,992.27 × 13,497.03
  4. Step 4: Simplify right side
    44,661.78x = 904,196,610.47
  5. Step 5: Solve for x
    x = 904,196,610.47/44,661.78
  6. Step 6: Final answer
    x = 20,245.42

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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.