Home / 38,022.54-52,469.60-21,025.68

Finding the Fourth Proportional to 38,022.54, 52,469.60 and 21,025.68

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Solution

The fourth proportional to 38,022.54, 52,469.60 and 21,025.68 is: 29,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022.54 : 52,469.60 = 21,025.68 : x
  2. Step 2: Convert to fraction form
    38,022.54/52,469.60 = 21,025.68/x
  3. Step 3: Cross multiply
    38,022.54x = 52,469.60 × 21,025.68
  4. Step 4: Simplify right side
    38,022.54x = 1,103,209,019.33
  5. Step 5: Solve for x
    x = 1,103,209,019.33/38,022.54
  6. Step 6: Final answer
    x = 29,014.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.