Home / 20,093.37-30,169.49-19,739.04

Finding the Fourth Proportional to 20,093.37, 30,169.49 and 19,739.04

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Solution

The fourth proportional to 20,093.37, 30,169.49 and 19,739.04 is: 29,637.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093.37 : 30,169.49 = 19,739.04 : x
  2. Step 2: Convert to fraction form
    20,093.37/30,169.49 = 19,739.04/x
  3. Step 3: Cross multiply
    20,093.37x = 30,169.49 × 19,739.04
  4. Step 4: Simplify right side
    20,093.37x = 595,516,671.19
  5. Step 5: Solve for x
    x = 595,516,671.19/20,093.37
  6. Step 6: Final answer
    x = 29,637.47

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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.