Home / 51,173.40-76,647.09-33,429.54

Finding the Fourth Proportional to 51,173.40, 76,647.09 and 33,429.54

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Solution

The fourth proportional to 51,173.40, 76,647.09 and 33,429.54 is: 50,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,173.40 : 76,647.09 = 33,429.54 : x
  2. Step 2: Convert to fraction form
    51,173.40/76,647.09 = 33,429.54/x
  3. Step 3: Cross multiply
    51,173.40x = 76,647.09 × 33,429.54
  4. Step 4: Simplify right side
    51,173.40x = 2,562,276,961.04
  5. Step 5: Solve for x
    x = 2,562,276,961.04/51,173.40
  6. Step 6: Final answer
    x = 50,070.49

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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.