Home / 43,831.20-65,595.60-26,313.60

Finding the Fourth Proportional to 43,831.20, 65,595.60 and 26,313.60

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Solution

The fourth proportional to 43,831.20, 65,595.60 and 26,313.60 is: 39,379.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,831.20 : 65,595.60 = 26,313.60 : x
  2. Step 2: Convert to fraction form
    43,831.20/65,595.60 = 26,313.60/x
  3. Step 3: Cross multiply
    43,831.20x = 65,595.60 × 26,313.60
  4. Step 4: Simplify right side
    43,831.20x = 1,726,056,380.16
  5. Step 5: Solve for x
    x = 1,726,056,380.16/43,831.20
  6. Step 6: Final answer
    x = 39,379.63

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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.