Home / 13,833.75-20,759.13-7,264.65

Finding the Fourth Proportional to 13,833.75, 20,759.13 and 7,264.65

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Solution

The fourth proportional to 13,833.75, 20,759.13 and 7,264.65 is: 10,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.75 : 20,759.13 = 7,264.65 : x
  2. Step 2: Convert to fraction form
    13,833.75/20,759.13 = 7,264.65/x
  3. Step 3: Cross multiply
    13,833.75x = 20,759.13 × 7,264.65
  4. Step 4: Simplify right side
    13,833.75x = 150,807,813.75
  5. Step 5: Solve for x
    x = 150,807,813.75/13,833.75
  6. Step 6: Final answer
    x = 10,901.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.