Home / 22,112.36-30,485.04-15,026.48

Finding the Fourth Proportional to 22,112.36, 30,485.04 and 15,026.48

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Solution

The fourth proportional to 22,112.36, 30,485.04 and 15,026.48 is: 20,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112.36 : 30,485.04 = 15,026.48 : x
  2. Step 2: Convert to fraction form
    22,112.36/30,485.04 = 15,026.48/x
  3. Step 3: Cross multiply
    22,112.36x = 30,485.04 × 15,026.48
  4. Step 4: Simplify right side
    22,112.36x = 458,082,843.86
  5. Step 5: Solve for x
    x = 458,082,843.86/22,112.36
  6. Step 6: Final answer
    x = 20,716.14

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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.