Home / 13,713.27-20,567.30-6,686.22

Finding the Fourth Proportional to 13,713.27, 20,567.30 and 6,686.22

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Solution

The fourth proportional to 13,713.27, 20,567.30 and 6,686.22 is: 10,028.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713.27 : 20,567.30 = 6,686.22 : x
  2. Step 2: Convert to fraction form
    13,713.27/20,567.30 = 6,686.22/x
  3. Step 3: Cross multiply
    13,713.27x = 20,567.30 × 6,686.22
  4. Step 4: Simplify right side
    13,713.27x = 137,517,459.17
  5. Step 5: Solve for x
    x = 137,517,459.17/13,713.27
  6. Step 6: Final answer
    x = 10,028.06

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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.