Home / 37,677.36-51,999.36-21,761.79

Finding the Fourth Proportional to 37,677.36, 51,999.36 and 21,761.79

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Solution

The fourth proportional to 37,677.36, 51,999.36 and 21,761.79 is: 30,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,677.36 : 51,999.36 = 21,761.79 : x
  2. Step 2: Convert to fraction form
    37,677.36/51,999.36 = 21,761.79/x
  3. Step 3: Cross multiply
    37,677.36x = 51,999.36 × 21,761.79
  4. Step 4: Simplify right side
    37,677.36x = 1,131,599,152.45
  5. Step 5: Solve for x
    x = 1,131,599,152.45/37,677.36
  6. Step 6: Final answer
    x = 30,033.93

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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.