Home / 14,249.58-21,357.04-10,728.24

Finding the Fourth Proportional to 14,249.58, 21,357.04 and 10,728.24

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Solution

The fourth proportional to 14,249.58, 21,357.04 and 10,728.24 is: 16,079.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.58 : 21,357.04 = 10,728.24 : x
  2. Step 2: Convert to fraction form
    14,249.58/21,357.04 = 10,728.24/x
  3. Step 3: Cross multiply
    14,249.58x = 21,357.04 × 10,728.24
  4. Step 4: Simplify right side
    14,249.58x = 229,123,450.81
  5. Step 5: Solve for x
    x = 229,123,450.81/14,249.58
  6. Step 6: Final answer
    x = 16,079.31

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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.