Home / 30,289.33-41,800.50-16,859.73

Finding the Fourth Proportional to 30,289.33, 41,800.50 and 16,859.73

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Solution

The fourth proportional to 30,289.33, 41,800.50 and 16,859.73 is: 23,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,289.33 : 41,800.50 = 16,859.73 : x
  2. Step 2: Convert to fraction form
    30,289.33/41,800.50 = 16,859.73/x
  3. Step 3: Cross multiply
    30,289.33x = 41,800.50 × 16,859.73
  4. Step 4: Simplify right side
    30,289.33x = 704,745,143.87
  5. Step 5: Solve for x
    x = 704,745,143.87/30,289.33
  6. Step 6: Final answer
    x = 23,267.11

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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.