Home / 14,015.16-21,021.93-5,249.34

Finding the Fourth Proportional to 14,015.16, 21,021.93 and 5,249.34

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Solution

The fourth proportional to 14,015.16, 21,021.93 and 5,249.34 is: 7,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.16 : 21,021.93 = 5,249.34 : x
  2. Step 2: Convert to fraction form
    14,015.16/21,021.93 = 5,249.34/x
  3. Step 3: Cross multiply
    14,015.16x = 21,021.93 × 5,249.34
  4. Step 4: Simplify right side
    14,015.16x = 110,351,258.03
  5. Step 5: Solve for x
    x = 110,351,258.03/14,015.16
  6. Step 6: Final answer
    x = 7,873.71

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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.