Home / 37,021.25-51,090.07-20,254.61

Finding the Fourth Proportional to 37,021.25, 51,090.07 and 20,254.61

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Solution

The fourth proportional to 37,021.25, 51,090.07 and 20,254.61 is: 27,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,021.25 : 51,090.07 = 20,254.61 : x
  2. Step 2: Convert to fraction form
    37,021.25/51,090.07 = 20,254.61/x
  3. Step 3: Cross multiply
    37,021.25x = 51,090.07 × 20,254.61
  4. Step 4: Simplify right side
    37,021.25x = 1,034,809,442.72
  5. Step 5: Solve for x
    x = 1,034,809,442.72/37,021.25
  6. Step 6: Final answer
    x = 27,951.77

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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.