Home / 13,724.84-20,583.15-5,827.25

Finding the Fourth Proportional to 13,724.84, 20,583.15 and 5,827.25

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Solution

The fourth proportional to 13,724.84, 20,583.15 and 5,827.25 is: 8,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.84 : 20,583.15 = 5,827.25 : x
  2. Step 2: Convert to fraction form
    13,724.84/20,583.15 = 5,827.25/x
  3. Step 3: Cross multiply
    13,724.84x = 20,583.15 × 5,827.25
  4. Step 4: Simplify right side
    13,724.84x = 119,943,057.92
  5. Step 5: Solve for x
    x = 119,943,057.92/13,724.84
  6. Step 6: Final answer
    x = 8,739.13

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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.