Home / 13,724.24-20,585.34-4,363.88

Finding the Fourth Proportional to 13,724.24, 20,585.34 and 4,363.88

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Solution

The fourth proportional to 13,724.24, 20,585.34 and 4,363.88 is: 6,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.24 : 20,585.34 = 4,363.88 : x
  2. Step 2: Convert to fraction form
    13,724.24/20,585.34 = 4,363.88/x
  3. Step 3: Cross multiply
    13,724.24x = 20,585.34 × 4,363.88
  4. Step 4: Simplify right side
    13,724.24x = 89,831,850.59
  5. Step 5: Solve for x
    x = 89,831,850.59/13,724.24
  6. Step 6: Final answer
    x = 6,545.49

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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.