Home / 31,723.55-43,718.23-22,755.53

Finding the Fourth Proportional to 31,723.55, 43,718.23 and 22,755.53

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Solution

The fourth proportional to 31,723.55, 43,718.23 and 22,755.53 is: 31,359.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,723.55 : 43,718.23 = 22,755.53 : x
  2. Step 2: Convert to fraction form
    31,723.55/43,718.23 = 22,755.53/x
  3. Step 3: Cross multiply
    31,723.55x = 43,718.23 × 22,755.53
  4. Step 4: Simplify right side
    31,723.55x = 994,831,632.05
  5. Step 5: Solve for x
    x = 994,831,632.05/31,723.55
  6. Step 6: Final answer
    x = 31,359.41

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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.