Home / 30,170.28-41,630.48-16,741.49

Finding the Fourth Proportional to 30,170.28, 41,630.48 and 16,741.49

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Solution

The fourth proportional to 30,170.28, 41,630.48 and 16,741.49 is: 23,100.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170.28 : 41,630.48 = 16,741.49 : x
  2. Step 2: Convert to fraction form
    30,170.28/41,630.48 = 16,741.49/x
  3. Step 3: Cross multiply
    30,170.28x = 41,630.48 × 16,741.49
  4. Step 4: Simplify right side
    30,170.28x = 696,956,284.98
  5. Step 5: Solve for x
    x = 696,956,284.98/30,170.28
  6. Step 6: Final answer
    x = 23,100.76

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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.