Home / 38,583.20-57,831.60-16,392.80

Finding the Fourth Proportional to 38,583.20, 57,831.60 and 16,392.80

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Solution

The fourth proportional to 38,583.20, 57,831.60 and 16,392.80 is: 24,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,583.20 : 57,831.60 = 16,392.80 : x
  2. Step 2: Convert to fraction form
    38,583.20/57,831.60 = 16,392.80/x
  3. Step 3: Cross multiply
    38,583.20x = 57,831.60 × 16,392.80
  4. Step 4: Simplify right side
    38,583.20x = 948,021,852.48
  5. Step 5: Solve for x
    x = 948,021,852.48/38,583.20
  6. Step 6: Final answer
    x = 24,570.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.