Home / 37,615.05-51,914.30-21,696.39

Finding the Fourth Proportional to 37,615.05, 51,914.30 and 21,696.39

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Solution

The fourth proportional to 37,615.05, 51,914.30 and 21,696.39 is: 29,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,615.05 : 51,914.30 = 21,696.39 : x
  2. Step 2: Convert to fraction form
    37,615.05/51,914.30 = 21,696.39/x
  3. Step 3: Cross multiply
    37,615.05x = 51,914.30 × 21,696.39
  4. Step 4: Simplify right side
    37,615.05x = 1,126,352,790.90
  5. Step 5: Solve for x
    x = 1,126,352,790.90/37,615.05
  6. Step 6: Final answer
    x = 29,944.21

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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.