Home / 30,156.76-41,616.44-16,729.26

Finding the Fourth Proportional to 30,156.76, 41,616.44 and 16,729.26

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Solution

The fourth proportional to 30,156.76, 41,616.44 and 16,729.26 is: 23,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,156.76 : 41,616.44 = 16,729.26 : x
  2. Step 2: Convert to fraction form
    30,156.76/41,616.44 = 16,729.26/x
  3. Step 3: Cross multiply
    30,156.76x = 41,616.44 × 16,729.26
  4. Step 4: Simplify right side
    30,156.76x = 696,212,245.03
  5. Step 5: Solve for x
    x = 696,212,245.03/30,156.76
  6. Step 6: Final answer
    x = 23,086.44

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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.