Home / 37,239.89-51,393.96-21,329.46

Finding the Fourth Proportional to 37,239.89, 51,393.96 and 21,329.46

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Solution

The fourth proportional to 37,239.89, 51,393.96 and 21,329.46 is: 29,436.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,239.89 : 51,393.96 = 21,329.46 : x
  2. Step 2: Convert to fraction form
    37,239.89/51,393.96 = 21,329.46/x
  3. Step 3: Cross multiply
    37,239.89x = 51,393.96 × 21,329.46
  4. Step 4: Simplify right side
    37,239.89x = 1,096,205,414.06
  5. Step 5: Solve for x
    x = 1,096,205,414.06/37,239.89
  6. Step 6: Final answer
    x = 29,436.33

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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.