Home / 50,983.58-70,362.09-30,845.41

Finding the Fourth Proportional to 50,983.58, 70,362.09 and 30,845.41

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Solution

The fourth proportional to 50,983.58, 70,362.09 and 30,845.41 is: 42,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,983.58 : 70,362.09 = 30,845.41 : x
  2. Step 2: Convert to fraction form
    50,983.58/70,362.09 = 30,845.41/x
  3. Step 3: Cross multiply
    50,983.58x = 70,362.09 × 30,845.41
  4. Step 4: Simplify right side
    50,983.58x = 2,170,347,425.35
  5. Step 5: Solve for x
    x = 2,170,347,425.35/50,983.58
  6. Step 6: Final answer
    x = 42,569.54

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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.