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Finding the Fourth Proportional to 50,745.76, 76,110.96 and 17,460.64

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Solution

The fourth proportional to 50,745.76, 76,110.96 and 17,460.64 is: 26,188.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,745.76 : 76,110.96 = 17,460.64 : x
  2. Step 2: Convert to fraction form
    50,745.76/76,110.96 = 17,460.64/x
  3. Step 3: Cross multiply
    50,745.76x = 76,110.96 × 17,460.64
  4. Step 4: Simplify right side
    50,745.76x = 1,328,946,072.61
  5. Step 5: Solve for x
    x = 1,328,946,072.61/50,745.76
  6. Step 6: Final answer
    x = 26,188.32

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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.