Home / 30,150.92-41,608.70-16,540.24

Finding the Fourth Proportional to 30,150.92, 41,608.70 and 16,540.24

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Solution

The fourth proportional to 30,150.92, 41,608.70 and 16,540.24 is: 22,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,150.92 : 41,608.70 = 16,540.24 : x
  2. Step 2: Convert to fraction form
    30,150.92/41,608.70 = 16,540.24/x
  3. Step 3: Cross multiply
    30,150.92x = 41,608.70 × 16,540.24
  4. Step 4: Simplify right side
    30,150.92x = 688,217,884.09
  5. Step 5: Solve for x
    x = 688,217,884.09/30,150.92
  6. Step 6: Final answer
    x = 22,825.77

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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.