Home / 37,968.03-52,394.94-20,971.98

Finding the Fourth Proportional to 37,968.03, 52,394.94 and 20,971.98

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Solution

The fourth proportional to 37,968.03, 52,394.94 and 20,971.98 is: 28,940.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,968.03 : 52,394.94 = 20,971.98 : x
  2. Step 2: Convert to fraction form
    37,968.03/52,394.94 = 20,971.98/x
  3. Step 3: Cross multiply
    37,968.03x = 52,394.94 × 20,971.98
  4. Step 4: Simplify right side
    37,968.03x = 1,098,825,633.78
  5. Step 5: Solve for x
    x = 1,098,825,633.78/37,968.03
  6. Step 6: Final answer
    x = 28,940.81

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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.