Home / 20,201.45-30,260.85-16,466.54

Finding the Fourth Proportional to 20,201.45, 30,260.85 and 16,466.54

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Solution

The fourth proportional to 20,201.45, 30,260.85 and 16,466.54 is: 24,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,201.45 : 30,260.85 = 16,466.54 : x
  2. Step 2: Convert to fraction form
    20,201.45/30,260.85 = 16,466.54/x
  3. Step 3: Cross multiply
    20,201.45x = 30,260.85 × 16,466.54
  4. Step 4: Simplify right side
    20,201.45x = 498,291,345.65
  5. Step 5: Solve for x
    x = 498,291,345.65/20,201.45
  6. Step 6: Final answer
    x = 24,666.12

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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.