Home / 13,833.68-20,759.20-7,264.56

Finding the Fourth Proportional to 13,833.68, 20,759.20 and 7,264.56

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Solution

The fourth proportional to 13,833.68, 20,759.20 and 7,264.56 is: 10,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.68 : 20,759.20 = 7,264.56 : x
  2. Step 2: Convert to fraction form
    13,833.68/20,759.20 = 7,264.56/x
  3. Step 3: Cross multiply
    13,833.68x = 20,759.20 × 7,264.56
  4. Step 4: Simplify right side
    13,833.68x = 150,806,453.95
  5. Step 5: Solve for x
    x = 150,806,453.95/13,833.68
  6. Step 6: Final answer
    x = 10,901.40

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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.