Home / 14,161.86-21,249.93-10,028.43

Finding the Fourth Proportional to 14,161.86, 21,249.93 and 10,028.43

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Solution

The fourth proportional to 14,161.86, 21,249.93 and 10,028.43 is: 15,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.86 : 21,249.93 = 10,028.43 : x
  2. Step 2: Convert to fraction form
    14,161.86/21,249.93 = 10,028.43/x
  3. Step 3: Cross multiply
    14,161.86x = 21,249.93 × 10,028.43
  4. Step 4: Simplify right side
    14,161.86x = 213,103,435.51
  5. Step 5: Solve for x
    x = 213,103,435.51/14,161.86
  6. Step 6: Final answer
    x = 15,047.70

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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.