Home / 20,015.02-30,012.34-6,683.23

Finding the Fourth Proportional to 20,015.02, 30,012.34 and 6,683.23

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Solution

The fourth proportional to 20,015.02, 30,012.34 and 6,683.23 is: 10,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,015.02 : 30,012.34 = 6,683.23 : x
  2. Step 2: Convert to fraction form
    20,015.02/30,012.34 = 6,683.23/x
  3. Step 3: Cross multiply
    20,015.02x = 30,012.34 × 6,683.23
  4. Step 4: Simplify right side
    20,015.02x = 200,579,371.06
  5. Step 5: Solve for x
    x = 200,579,371.06/20,015.02
  6. Step 6: Final answer
    x = 10,021.44

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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.