Home / 35,114.43-48,462.39-20,012.54

Finding the Fourth Proportional to 35,114.43, 48,462.39 and 20,012.54

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Solution

The fourth proportional to 35,114.43, 48,462.39 and 20,012.54 is: 27,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,114.43 : 48,462.39 = 20,012.54 : x
  2. Step 2: Convert to fraction form
    35,114.43/48,462.39 = 20,012.54/x
  3. Step 3: Cross multiply
    35,114.43x = 48,462.39 × 20,012.54
  4. Step 4: Simplify right side
    35,114.43x = 969,855,276.06
  5. Step 5: Solve for x
    x = 969,855,276.06/35,114.43
  6. Step 6: Final answer
    x = 27,619.85

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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.