Home / 23,960.20-33,064.99-13,890.69

Finding the Fourth Proportional to 23,960.20, 33,064.99 and 13,890.69

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Solution

The fourth proportional to 23,960.20, 33,064.99 and 13,890.69 is: 19,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,960.20 : 33,064.99 = 13,890.69 : x
  2. Step 2: Convert to fraction form
    23,960.20/33,064.99 = 13,890.69/x
  3. Step 3: Cross multiply
    23,960.20x = 33,064.99 × 13,890.69
  4. Step 4: Simplify right side
    23,960.20x = 459,295,525.94
  5. Step 5: Solve for x
    x = 459,295,525.94/23,960.20
  6. Step 6: Final answer
    x = 19,169.10

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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.