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Finding the Fourth Proportional to 35,057.70, 52,477.20 and 25,216.20

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Solution

The fourth proportional to 35,057.70, 52,477.20 and 25,216.20 is: 37,745.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,057.70 : 52,477.20 = 25,216.20 : x
  2. Step 2: Convert to fraction form
    35,057.70/52,477.20 = 25,216.20/x
  3. Step 3: Cross multiply
    35,057.70x = 52,477.20 × 25,216.20
  4. Step 4: Simplify right side
    35,057.70x = 1,323,275,570.64
  5. Step 5: Solve for x
    x = 1,323,275,570.64/35,057.70
  6. Step 6: Final answer
    x = 37,745.65

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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.