Home / 53,831.13-74,286.87-33,405.60

Finding the Fourth Proportional to 53,831.13, 74,286.87 and 33,405.60

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Solution

The fourth proportional to 53,831.13, 74,286.87 and 33,405.60 is: 46,099.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,831.13 : 74,286.87 = 33,405.60 : x
  2. Step 2: Convert to fraction form
    53,831.13/74,286.87 = 33,405.60/x
  3. Step 3: Cross multiply
    53,831.13x = 74,286.87 × 33,405.60
  4. Step 4: Simplify right side
    53,831.13x = 2,481,597,464.47
  5. Step 5: Solve for x
    x = 2,481,597,464.47/53,831.13
  6. Step 6: Final answer
    x = 46,099.67

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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.