Home / 30,171.97-41,635.56-16,742.26

Finding the Fourth Proportional to 30,171.97, 41,635.56 and 16,742.26

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Solution

The fourth proportional to 30,171.97, 41,635.56 and 16,742.26 is: 23,103.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,171.97 : 41,635.56 = 16,742.26 : x
  2. Step 2: Convert to fraction form
    30,171.97/41,635.56 = 16,742.26/x
  3. Step 3: Cross multiply
    30,171.97x = 41,635.56 × 16,742.26
  4. Step 4: Simplify right side
    30,171.97x = 697,073,370.77
  5. Step 5: Solve for x
    x = 697,073,370.77/30,171.97
  6. Step 6: Final answer
    x = 23,103.34

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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.