Home / 13,825.64-20,740.35-4,462.54

Finding the Fourth Proportional to 13,825.64, 20,740.35 and 4,462.54

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Solution

The fourth proportional to 13,825.64, 20,740.35 and 4,462.54 is: 6,694.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825.64 : 20,740.35 = 4,462.54 : x
  2. Step 2: Convert to fraction form
    13,825.64/20,740.35 = 4,462.54/x
  3. Step 3: Cross multiply
    13,825.64x = 20,740.35 × 4,462.54
  4. Step 4: Simplify right side
    13,825.64x = 92,554,723.04
  5. Step 5: Solve for x
    x = 92,554,723.04/13,825.64
  6. Step 6: Final answer
    x = 6,694.43

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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.