Home / 14,205.94-21,315.06-7,624.44

Finding the Fourth Proportional to 14,205.94, 21,315.06 and 7,624.44

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Solution

The fourth proportional to 14,205.94, 21,315.06 and 7,624.44 is: 11,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.94 : 21,315.06 = 7,624.44 : x
  2. Step 2: Convert to fraction form
    14,205.94/21,315.06 = 7,624.44/x
  3. Step 3: Cross multiply
    14,205.94x = 21,315.06 × 7,624.44
  4. Step 4: Simplify right side
    14,205.94x = 162,515,396.07
  5. Step 5: Solve for x
    x = 162,515,396.07/14,205.94
  6. Step 6: Final answer
    x = 11,439.96

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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.