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Finding the Fourth Proportional to 50,799.40, 76,202.75 and 17,518.98

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Solution

The fourth proportional to 50,799.40, 76,202.75 and 17,518.98 is: 26,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,799.40 : 76,202.75 = 17,518.98 : x
  2. Step 2: Convert to fraction form
    50,799.40/76,202.75 = 17,518.98/x
  3. Step 3: Cross multiply
    50,799.40x = 76,202.75 × 17,518.98
  4. Step 4: Simplify right side
    50,799.40x = 1,334,994,365.60
  5. Step 5: Solve for x
    x = 1,334,994,365.60/50,799.40
  6. Step 6: Final answer
    x = 26,279.73

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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.