Home / 52,094.21-71,889.75-28,220.94

Finding the Fourth Proportional to 52,094.21, 71,889.75 and 28,220.94

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Solution

The fourth proportional to 52,094.21, 71,889.75 and 28,220.94 is: 38,944.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,094.21 : 71,889.75 = 28,220.94 : x
  2. Step 2: Convert to fraction form
    52,094.21/71,889.75 = 28,220.94/x
  3. Step 3: Cross multiply
    52,094.21x = 71,889.75 × 28,220.94
  4. Step 4: Simplify right side
    52,094.21x = 2,028,796,321.37
  5. Step 5: Solve for x
    x = 2,028,796,321.37/52,094.21
  6. Step 6: Final answer
    x = 38,944.76

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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.