Home / 30,146.36-41,601.17-16,717.56

Finding the Fourth Proportional to 30,146.36, 41,601.17 and 16,717.56

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Solution

The fourth proportional to 30,146.36, 41,601.17 and 16,717.56 is: 23,069.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146.36 : 41,601.17 = 16,717.56 : x
  2. Step 2: Convert to fraction form
    30,146.36/41,601.17 = 16,717.56/x
  3. Step 3: Cross multiply
    30,146.36x = 41,601.17 × 16,717.56
  4. Step 4: Simplify right side
    30,146.36x = 695,469,971.96
  5. Step 5: Solve for x
    x = 695,469,971.96/30,146.36
  6. Step 6: Final answer
    x = 23,069.79

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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.