Home / 34,912.77-48,180.20-18,997.30

Finding the Fourth Proportional to 34,912.77, 48,180.20 and 18,997.30

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Solution

The fourth proportional to 34,912.77, 48,180.20 and 18,997.30 is: 26,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,912.77 : 48,180.20 = 18,997.30 : x
  2. Step 2: Convert to fraction form
    34,912.77/48,180.20 = 18,997.30/x
  3. Step 3: Cross multiply
    34,912.77x = 48,180.20 × 18,997.30
  4. Step 4: Simplify right side
    34,912.77x = 915,293,377.57
  5. Step 5: Solve for x
    x = 915,293,377.57/34,912.77
  6. Step 6: Final answer
    x = 26,216.58

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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.