Home / 40,400.37-55,732.46-26,989.61

Finding the Fourth Proportional to 40,400.37, 55,732.46 and 26,989.61

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Solution

The fourth proportional to 40,400.37, 55,732.46 and 26,989.61 is: 37,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,400.37 : 55,732.46 = 26,989.61 : x
  2. Step 2: Convert to fraction form
    40,400.37/55,732.46 = 26,989.61/x
  3. Step 3: Cross multiply
    40,400.37x = 55,732.46 × 26,989.61
  4. Step 4: Simplify right side
    40,400.37x = 1,504,196,946.13
  5. Step 5: Solve for x
    x = 1,504,196,946.13/40,400.37
  6. Step 6: Final answer
    x = 37,232.26

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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.