Home / 14,249.84-21,375.13-6,751.64

Finding the Fourth Proportional to 14,249.84, 21,375.13 and 6,751.64

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Solution

The fourth proportional to 14,249.84, 21,375.13 and 6,751.64 is: 10,127.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.84 : 21,375.13 = 6,751.64 : x
  2. Step 2: Convert to fraction form
    14,249.84/21,375.13 = 6,751.64/x
  3. Step 3: Cross multiply
    14,249.84x = 21,375.13 × 6,751.64
  4. Step 4: Simplify right side
    14,249.84x = 144,317,219.27
  5. Step 5: Solve for x
    x = 144,317,219.27/14,249.84
  6. Step 6: Final answer
    x = 10,127.64

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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.