Home / 16,028.19-22,121.07-12,042.38

Finding the Fourth Proportional to 16,028.19, 22,121.07 and 12,042.38

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Solution

The fourth proportional to 16,028.19, 22,121.07 and 12,042.38 is: 16,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.19 : 22,121.07 = 12,042.38 : x
  2. Step 2: Convert to fraction form
    16,028.19/22,121.07 = 12,042.38/x
  3. Step 3: Cross multiply
    16,028.19x = 22,121.07 × 12,042.38
  4. Step 4: Simplify right side
    16,028.19x = 266,390,220.34
  5. Step 5: Solve for x
    x = 266,390,220.34/16,028.19
  6. Step 6: Final answer
    x = 16,620.11

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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.