Home / 30,354.45-41,884.07-16,922.76

Finding the Fourth Proportional to 30,354.45, 41,884.07 and 16,922.76

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Solution

The fourth proportional to 30,354.45, 41,884.07 and 16,922.76 is: 23,350.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354.45 : 41,884.07 = 16,922.76 : x
  2. Step 2: Convert to fraction form
    30,354.45/41,884.07 = 16,922.76/x
  3. Step 3: Cross multiply
    30,354.45x = 41,884.07 × 16,922.76
  4. Step 4: Simplify right side
    30,354.45x = 708,793,979.82
  5. Step 5: Solve for x
    x = 708,793,979.82/30,354.45
  6. Step 6: Final answer
    x = 23,350.58

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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.