Home / 13,523.25-20,284.88-4,757.16

Finding the Fourth Proportional to 13,523.25, 20,284.88 and 4,757.16

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Solution

The fourth proportional to 13,523.25, 20,284.88 and 4,757.16 is: 7,135.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523.25 : 20,284.88 = 4,757.16 : x
  2. Step 2: Convert to fraction form
    13,523.25/20,284.88 = 4,757.16/x
  3. Step 3: Cross multiply
    13,523.25x = 20,284.88 × 4,757.16
  4. Step 4: Simplify right side
    13,523.25x = 96,498,395.96
  5. Step 5: Solve for x
    x = 96,498,395.96/13,523.25
  6. Step 6: Final answer
    x = 7,135.74

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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.