Home / 42,027-57,997.44-23,163.72

Finding the Fourth Proportional to 42,027, 57,997.44 and 23,163.72

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Solution

The fourth proportional to 42,027, 57,997.44 and 23,163.72 is: 31,966.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,027 : 57,997.44 = 23,163.72 : x
  2. Step 2: Convert to fraction form
    42,027/57,997.44 = 23,163.72/x
  3. Step 3: Cross multiply
    42,027x = 57,997.44 × 23,163.72
  4. Step 4: Simplify right side
    42,027x = 1,343,436,460.88
  5. Step 5: Solve for x
    x = 1,343,436,460.88/42,027
  6. Step 6: Final answer
    x = 31,966.03

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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.