Home / 22,006.40-30,329.17-16,028.60

Finding the Fourth Proportional to 22,006.40, 30,329.17 and 16,028.60

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Solution

The fourth proportional to 22,006.40, 30,329.17 and 16,028.60 is: 22,090.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,006.40 : 30,329.17 = 16,028.60 : x
  2. Step 2: Convert to fraction form
    22,006.40/30,329.17 = 16,028.60/x
  3. Step 3: Cross multiply
    22,006.40x = 30,329.17 × 16,028.60
  4. Step 4: Simplify right side
    22,006.40x = 486,133,942.54
  5. Step 5: Solve for x
    x = 486,133,942.54/22,006.40
  6. Step 6: Final answer
    x = 22,090.58

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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.