Home / 39,910.44-55,075.34-22,005.14

Finding the Fourth Proportional to 39,910.44, 55,075.34 and 22,005.14

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Solution

The fourth proportional to 39,910.44, 55,075.34 and 22,005.14 is: 30,366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,910.44 : 55,075.34 = 22,005.14 : x
  2. Step 2: Convert to fraction form
    39,910.44/55,075.34 = 22,005.14/x
  3. Step 3: Cross multiply
    39,910.44x = 55,075.34 × 22,005.14
  4. Step 4: Simplify right side
    39,910.44x = 1,211,940,181.85
  5. Step 5: Solve for x
    x = 1,211,940,181.85/39,910.44
  6. Step 6: Final answer
    x = 30,366.50

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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.