Home / 41,840.45-57,739.61-22,720.06

Finding the Fourth Proportional to 41,840.45, 57,739.61 and 22,720.06

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Solution

The fourth proportional to 41,840.45, 57,739.61 and 22,720.06 is: 31,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,840.45 : 57,739.61 = 22,720.06 : x
  2. Step 2: Convert to fraction form
    41,840.45/57,739.61 = 22,720.06/x
  3. Step 3: Cross multiply
    41,840.45x = 57,739.61 × 22,720.06
  4. Step 4: Simplify right side
    41,840.45x = 1,311,847,532.55
  5. Step 5: Solve for x
    x = 1,311,847,532.55/41,840.45
  6. Step 6: Final answer
    x = 31,353.57

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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.