Home / 13,724.63-20,586.62-6,329.07

Finding the Fourth Proportional to 13,724.63, 20,586.62 and 6,329.07

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Solution

The fourth proportional to 13,724.63, 20,586.62 and 6,329.07 is: 9,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.63 : 20,586.62 = 6,329.07 : x
  2. Step 2: Convert to fraction form
    13,724.63/20,586.62 = 6,329.07/x
  3. Step 3: Cross multiply
    13,724.63x = 20,586.62 × 6,329.07
  4. Step 4: Simplify right side
    13,724.63x = 130,294,174.87
  5. Step 5: Solve for x
    x = 130,294,174.87/13,724.63
  6. Step 6: Final answer
    x = 9,493.46

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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.