Home / 50,492.21-69,676.09-27,831.38

Finding the Fourth Proportional to 50,492.21, 69,676.09 and 27,831.38

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Solution

The fourth proportional to 50,492.21, 69,676.09 and 27,831.38 is: 38,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,492.21 : 69,676.09 = 27,831.38 : x
  2. Step 2: Convert to fraction form
    50,492.21/69,676.09 = 27,831.38/x
  3. Step 3: Cross multiply
    50,492.21x = 69,676.09 × 27,831.38
  4. Step 4: Simplify right side
    50,492.21x = 1,939,181,319.75
  5. Step 5: Solve for x
    x = 1,939,181,319.75/50,492.21
  6. Step 6: Final answer
    x = 38,405.56

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1.5x scale

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.