Home / 37,408.26-51,623.10-20,412.12

Finding the Fourth Proportional to 37,408.26, 51,623.10 and 20,412.12

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Solution

The fourth proportional to 37,408.26, 51,623.10 and 20,412.12 is: 28,168.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,408.26 : 51,623.10 = 20,412.12 : x
  2. Step 2: Convert to fraction form
    37,408.26/51,623.10 = 20,412.12/x
  3. Step 3: Cross multiply
    37,408.26x = 51,623.10 × 20,412.12
  4. Step 4: Simplify right side
    37,408.26x = 1,053,736,911.97
  5. Step 5: Solve for x
    x = 1,053,736,911.97/37,408.26
  6. Step 6: Final answer
    x = 28,168.56

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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.