Home / 14,049.72-21,075.66-5,284.44

Finding the Fourth Proportional to 14,049.72, 21,075.66 and 5,284.44

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Solution

The fourth proportional to 14,049.72, 21,075.66 and 5,284.44 is: 7,927.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.72 : 21,075.66 = 5,284.44 : x
  2. Step 2: Convert to fraction form
    14,049.72/21,075.66 = 5,284.44/x
  3. Step 3: Cross multiply
    14,049.72x = 21,075.66 × 5,284.44
  4. Step 4: Simplify right side
    14,049.72x = 111,373,060.73
  5. Step 5: Solve for x
    x = 111,373,060.73/14,049.72
  6. Step 6: Final answer
    x = 7,927.07

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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.