Home / 30,199.21-41,672.94-16,770.46

Finding the Fourth Proportional to 30,199.21, 41,672.94 and 16,770.46

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Solution

The fourth proportional to 30,199.21, 41,672.94 and 16,770.46 is: 23,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,199.21 : 41,672.94 = 16,770.46 : x
  2. Step 2: Convert to fraction form
    30,199.21/41,672.94 = 16,770.46/x
  3. Step 3: Cross multiply
    30,199.21x = 41,672.94 × 16,770.46
  4. Step 4: Simplify right side
    30,199.21x = 698,874,373.35
  5. Step 5: Solve for x
    x = 698,874,373.35/30,199.21
  6. Step 6: Final answer
    x = 23,142.14

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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.