Home / 13,497.97-20,253.11-6,928.77

Finding the Fourth Proportional to 13,497.97, 20,253.11 and 6,928.77

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Solution

The fourth proportional to 13,497.97, 20,253.11 and 6,928.77 is: 10,396.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497.97 : 20,253.11 = 6,928.77 : x
  2. Step 2: Convert to fraction form
    13,497.97/20,253.11 = 6,928.77/x
  3. Step 3: Cross multiply
    13,497.97x = 20,253.11 × 6,928.77
  4. Step 4: Simplify right side
    13,497.97x = 140,329,106.33
  5. Step 5: Solve for x
    x = 140,329,106.33/13,497.97
  6. Step 6: Final answer
    x = 10,396.31

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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.