Home / 14,049.88-21,075.62-5,284.87

Finding the Fourth Proportional to 14,049.88, 21,075.62 and 5,284.87

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Solution

The fourth proportional to 14,049.88, 21,075.62 and 5,284.87 is: 7,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.88 : 21,075.62 = 5,284.87 : x
  2. Step 2: Convert to fraction form
    14,049.88/21,075.62 = 5,284.87/x
  3. Step 3: Cross multiply
    14,049.88x = 21,075.62 × 5,284.87
  4. Step 4: Simplify right side
    14,049.88x = 111,381,872.39
  5. Step 5: Solve for x
    x = 111,381,872.39/14,049.88
  6. Step 6: Final answer
    x = 7,927.60

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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.