Home / 35,069.37-48,399.21-20,922.21

Finding the Fourth Proportional to 35,069.37, 48,399.21 and 20,922.21

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Solution

The fourth proportional to 35,069.37, 48,399.21 and 20,922.21 is: 28,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,069.37 : 48,399.21 = 20,922.21 : x
  2. Step 2: Convert to fraction form
    35,069.37/48,399.21 = 20,922.21/x
  3. Step 3: Cross multiply
    35,069.37x = 48,399.21 × 20,922.21
  4. Step 4: Simplify right side
    35,069.37x = 1,012,618,435.45
  5. Step 5: Solve for x
    x = 1,012,618,435.45/35,069.37
  6. Step 6: Final answer
    x = 28,874.73

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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.