Home / 43,915.37-65,852.55-15,831.73

Finding the Fourth Proportional to 43,915.37, 65,852.55 and 15,831.73

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Solution

The fourth proportional to 43,915.37, 65,852.55 and 15,831.73 is: 23,740.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,915.37 : 65,852.55 = 15,831.73 : x
  2. Step 2: Convert to fraction form
    43,915.37/65,852.55 = 15,831.73/x
  3. Step 3: Cross multiply
    43,915.37x = 65,852.55 × 15,831.73
  4. Step 4: Simplify right side
    43,915.37x = 1,042,559,626.78
  5. Step 5: Solve for x
    x = 1,042,559,626.78/43,915.37
  6. Step 6: Final answer
    x = 23,740.20

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1.5x scale

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.