Home / 36,754.44-55,087.88-21,139.24

Finding the Fourth Proportional to 36,754.44, 55,087.88 and 21,139.24

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Solution

The fourth proportional to 36,754.44, 55,087.88 and 21,139.24 is: 31,683.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,754.44 : 55,087.88 = 21,139.24 : x
  2. Step 2: Convert to fraction form
    36,754.44/55,087.88 = 21,139.24/x
  3. Step 3: Cross multiply
    36,754.44x = 55,087.88 × 21,139.24
  4. Step 4: Simplify right side
    36,754.44x = 1,164,515,916.41
  5. Step 5: Solve for x
    x = 1,164,515,916.41/36,754.44
  6. Step 6: Final answer
    x = 31,683.68

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1.5x scale

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.