Home / 36,986.88-51,049.71-21,683.46

Finding the Fourth Proportional to 36,986.88, 51,049.71 and 21,683.46

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Solution

The fourth proportional to 36,986.88, 51,049.71 and 21,683.46 is: 29,927.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,986.88 : 51,049.71 = 21,683.46 : x
  2. Step 2: Convert to fraction form
    36,986.88/51,049.71 = 21,683.46/x
  3. Step 3: Cross multiply
    36,986.88x = 51,049.71 × 21,683.46
  4. Step 4: Simplify right side
    36,986.88x = 1,106,934,344.80
  5. Step 5: Solve for x
    x = 1,106,934,344.80/36,986.88
  6. Step 6: Final answer
    x = 29,927.76

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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.