Home / 13,836.53-20,753.26-4,951.50

Finding the Fourth Proportional to 13,836.53, 20,753.26 and 4,951.50

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Solution

The fourth proportional to 13,836.53, 20,753.26 and 4,951.50 is: 7,426.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.53 : 20,753.26 = 4,951.50 : x
  2. Step 2: Convert to fraction form
    13,836.53/20,753.26 = 4,951.50/x
  3. Step 3: Cross multiply
    13,836.53x = 20,753.26 × 4,951.50
  4. Step 4: Simplify right side
    13,836.53x = 102,759,879.64
  5. Step 5: Solve for x
    x = 102,759,879.64/13,836.53
  6. Step 6: Final answer
    x = 7,426.71

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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.