Home / 13,813.94-20,716.85-4,927.83

Finding the Fourth Proportional to 13,813.94, 20,716.85 and 4,927.83

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Solution

The fourth proportional to 13,813.94, 20,716.85 and 4,927.83 is: 7,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813.94 : 20,716.85 = 4,927.83 : x
  2. Step 2: Convert to fraction form
    13,813.94/20,716.85 = 4,927.83/x
  3. Step 3: Cross multiply
    13,813.94x = 20,716.85 × 4,927.83
  4. Step 4: Simplify right side
    13,813.94x = 102,089,090.30
  5. Step 5: Solve for x
    x = 102,089,090.30/13,813.94
  6. Step 6: Final answer
    x = 7,390.30

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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.