Home / 50,799.72-70,101.18-28,137.18

Finding the Fourth Proportional to 50,799.72, 70,101.18 and 28,137.18

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Solution

The fourth proportional to 50,799.72, 70,101.18 and 28,137.18 is: 38,827.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,799.72 : 70,101.18 = 28,137.18 : x
  2. Step 2: Convert to fraction form
    50,799.72/70,101.18 = 28,137.18/x
  3. Step 3: Cross multiply
    50,799.72x = 70,101.18 × 28,137.18
  4. Step 4: Simplify right side
    50,799.72x = 1,972,449,519.87
  5. Step 5: Solve for x
    x = 1,972,449,519.87/50,799.72
  6. Step 6: Final answer
    x = 38,827.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.