Home / 37,391.41-51,600.21-20,395.67

Finding the Fourth Proportional to 37,391.41, 51,600.21 and 20,395.67

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Solution

The fourth proportional to 37,391.41, 51,600.21 and 20,395.67 is: 28,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391.41 : 51,600.21 = 20,395.67 : x
  2. Step 2: Convert to fraction form
    37,391.41/51,600.21 = 20,395.67/x
  3. Step 3: Cross multiply
    37,391.41x = 51,600.21 × 20,395.67
  4. Step 4: Simplify right side
    37,391.41x = 1,052,420,855.09
  5. Step 5: Solve for x
    x = 1,052,420,855.09/37,391.41
  6. Step 6: Final answer
    x = 28,146.06

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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.