Home / 14,063.05-21,098.81-4,202.65

Finding the Fourth Proportional to 14,063.05, 21,098.81 and 4,202.65

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Solution

The fourth proportional to 14,063.05, 21,098.81 and 4,202.65 is: 6,305.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063.05 : 21,098.81 = 4,202.65 : x
  2. Step 2: Convert to fraction form
    14,063.05/21,098.81 = 4,202.65/x
  3. Step 3: Cross multiply
    14,063.05x = 21,098.81 × 4,202.65
  4. Step 4: Simplify right side
    14,063.05x = 88,670,913.85
  5. Step 5: Solve for x
    x = 88,670,913.85/14,063.05
  6. Step 6: Final answer
    x = 6,305.24

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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.