Home / 13,491.87-20,237.94-4,727.00

Finding the Fourth Proportional to 13,491.87, 20,237.94 and 4,727.00

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Solution

The fourth proportional to 13,491.87, 20,237.94 and 4,727.00 is: 7,090.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491.87 : 20,237.94 = 4,727.00 : x
  2. Step 2: Convert to fraction form
    13,491.87/20,237.94 = 4,727.00/x
  3. Step 3: Cross multiply
    13,491.87x = 20,237.94 × 4,727.00
  4. Step 4: Simplify right side
    13,491.87x = 95,664,641.19
  5. Step 5: Solve for x
    x = 95,664,641.19/13,491.87
  6. Step 6: Final answer
    x = 7,090.54

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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.