Home / 30,289.21-41,797.92-16,860.22

Finding the Fourth Proportional to 30,289.21, 41,797.92 and 16,860.22

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Solution

The fourth proportional to 30,289.21, 41,797.92 and 16,860.22 is: 23,266.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,289.21 : 41,797.92 = 16,860.22 : x
  2. Step 2: Convert to fraction form
    30,289.21/41,797.92 = 16,860.22/x
  3. Step 3: Cross multiply
    30,289.21x = 41,797.92 × 16,860.22
  4. Step 4: Simplify right side
    30,289.21x = 704,722,085.47
  5. Step 5: Solve for x
    x = 704,722,085.47/30,289.21
  6. Step 6: Final answer
    x = 23,266.44

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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.