Home / 37,099.37-51,197.14-21,782.91

Finding the Fourth Proportional to 37,099.37, 51,197.14 and 21,782.91

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Solution

The fourth proportional to 37,099.37, 51,197.14 and 21,782.91 is: 30,060.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.37 : 51,197.14 = 21,782.91 : x
  2. Step 2: Convert to fraction form
    37,099.37/51,197.14 = 21,782.91/x
  3. Step 3: Cross multiply
    37,099.37x = 51,197.14 × 21,782.91
  4. Step 4: Simplify right side
    37,099.37x = 1,115,222,912.10
  5. Step 5: Solve for x
    x = 1,115,222,912.10/37,099.37
  6. Step 6: Final answer
    x = 30,060.43

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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.