Home / 13,724.60-20,592.32-5,828.81

Finding the Fourth Proportional to 13,724.60, 20,592.32 and 5,828.81

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Solution

The fourth proportional to 13,724.60, 20,592.32 and 5,828.81 is: 8,745.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.60 : 20,592.32 = 5,828.81 : x
  2. Step 2: Convert to fraction form
    13,724.60/20,592.32 = 5,828.81/x
  3. Step 3: Cross multiply
    13,724.60x = 20,592.32 × 5,828.81
  4. Step 4: Simplify right side
    13,724.60x = 120,028,588.63
  5. Step 5: Solve for x
    x = 120,028,588.63/13,724.60
  6. Step 6: Final answer
    x = 8,745.51

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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.