Home / 43,917.13-65,868.18-15,831.60

Finding the Fourth Proportional to 43,917.13, 65,868.18 and 15,831.60

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Solution

The fourth proportional to 43,917.13, 65,868.18 and 15,831.60 is: 23,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,917.13 : 65,868.18 = 15,831.60 : x
  2. Step 2: Convert to fraction form
    43,917.13/65,868.18 = 15,831.60/x
  3. Step 3: Cross multiply
    43,917.13x = 65,868.18 × 15,831.60
  4. Step 4: Simplify right side
    43,917.13x = 1,042,798,678.49
  5. Step 5: Solve for x
    x = 1,042,798,678.49/43,917.13
  6. Step 6: Final answer
    x = 23,744.69

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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.