Home / 50,890.06-76,334.28-15,831.64

Finding the Fourth Proportional to 50,890.06, 76,334.28 and 15,831.64

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Solution

The fourth proportional to 50,890.06, 76,334.28 and 15,831.64 is: 23,747.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,890.06 : 76,334.28 = 15,831.64 : x
  2. Step 2: Convert to fraction form
    50,890.06/76,334.28 = 15,831.64/x
  3. Step 3: Cross multiply
    50,890.06x = 76,334.28 × 15,831.64
  4. Step 4: Simplify right side
    50,890.06x = 1,208,496,840.62
  5. Step 5: Solve for x
    x = 1,208,496,840.62/50,890.06
  6. Step 6: Final answer
    x = 23,747.21

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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.