Home / 40,500-55,892.16-23,738.40

Finding the Fourth Proportional to 40,500, 55,892.16 and 23,738.40

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Solution

The fourth proportional to 40,500, 55,892.16 and 23,738.40 is: 32,760.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,500 : 55,892.16 = 23,738.40 : x
  2. Step 2: Convert to fraction form
    40,500/55,892.16 = 23,738.40/x
  3. Step 3: Cross multiply
    40,500x = 55,892.16 × 23,738.40
  4. Step 4: Simplify right side
    40,500x = 1,326,790,450.94
  5. Step 5: Solve for x
    x = 1,326,790,450.94/40,500
  6. Step 6: Final answer
    x = 32,760.26

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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.