Home / 20,216.24-30,352.72-10,362.60

Finding the Fourth Proportional to 20,216.24, 30,352.72 and 10,362.60

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Solution

The fourth proportional to 20,216.24, 30,352.72 and 10,362.60 is: 15,558.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,216.24 : 30,352.72 = 10,362.60 : x
  2. Step 2: Convert to fraction form
    20,216.24/30,352.72 = 10,362.60/x
  3. Step 3: Cross multiply
    20,216.24x = 30,352.72 × 10,362.60
  4. Step 4: Simplify right side
    20,216.24x = 314,533,096.27
  5. Step 5: Solve for x
    x = 314,533,096.27/20,216.24
  6. Step 6: Final answer
    x = 15,558.44

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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.