Home / 50,371.44-75,491.56-31,388.28

Finding the Fourth Proportional to 50,371.44, 75,491.56 and 31,388.28

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Solution

The fourth proportional to 50,371.44, 75,491.56 and 31,388.28 is: 47,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,371.44 : 75,491.56 = 31,388.28 : x
  2. Step 2: Convert to fraction form
    50,371.44/75,491.56 = 31,388.28/x
  3. Step 3: Cross multiply
    50,371.44x = 75,491.56 × 31,388.28
  4. Step 4: Simplify right side
    50,371.44x = 2,369,550,222.92
  5. Step 5: Solve for x
    x = 2,369,550,222.92/50,371.44
  6. Step 6: Final answer
    x = 47,041.54

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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.