Home / 40,247.66-55,540.68-22,342.21

Finding the Fourth Proportional to 40,247.66, 55,540.68 and 22,342.21

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Solution

The fourth proportional to 40,247.66, 55,540.68 and 22,342.21 is: 30,831.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.66 : 55,540.68 = 22,342.21 : x
  2. Step 2: Convert to fraction form
    40,247.66/55,540.68 = 22,342.21/x
  3. Step 3: Cross multiply
    40,247.66x = 55,540.68 × 22,342.21
  4. Step 4: Simplify right side
    40,247.66x = 1,240,901,258.40
  5. Step 5: Solve for x
    x = 1,240,901,258.40/40,247.66
  6. Step 6: Final answer
    x = 30,831.64

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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.