Home / 30,288.24-41,797.20-16,859.40

Finding the Fourth Proportional to 30,288.24, 41,797.20 and 16,859.40

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Solution

The fourth proportional to 30,288.24, 41,797.20 and 16,859.40 is: 23,265.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288.24 : 41,797.20 = 16,859.40 : x
  2. Step 2: Convert to fraction form
    30,288.24/41,797.20 = 16,859.40/x
  3. Step 3: Cross multiply
    30,288.24x = 41,797.20 × 16,859.40
  4. Step 4: Simplify right side
    30,288.24x = 704,675,713.68
  5. Step 5: Solve for x
    x = 704,675,713.68/30,288.24
  6. Step 6: Final answer
    x = 23,265.65

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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.