Home / 36,968.25-55,445.49-12,008.55

Finding the Fourth Proportional to 36,968.25, 55,445.49 and 12,008.55

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Solution

The fourth proportional to 36,968.25, 55,445.49 and 12,008.55 is: 18,010.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,968.25 : 55,445.49 = 12,008.55 : x
  2. Step 2: Convert to fraction form
    36,968.25/55,445.49 = 12,008.55/x
  3. Step 3: Cross multiply
    36,968.25x = 55,445.49 × 12,008.55
  4. Step 4: Simplify right side
    36,968.25x = 665,819,938.94
  5. Step 5: Solve for x
    x = 665,819,938.94/36,968.25
  6. Step 6: Final answer
    x = 18,010.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.