Home / 14,568.08-21,855.36-4,179

Finding the Fourth Proportional to 14,568.08, 21,855.36 and 4,179

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Solution

The fourth proportional to 14,568.08, 21,855.36 and 4,179 is: 6,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568.08 : 21,855.36 = 4,179 : x
  2. Step 2: Convert to fraction form
    14,568.08/21,855.36 = 4,179/x
  3. Step 3: Cross multiply
    14,568.08x = 21,855.36 × 4,179
  4. Step 4: Simplify right side
    14,568.08x = 91,333,549.44
  5. Step 5: Solve for x
    x = 91,333,549.44/14,568.08
  6. Step 6: Final answer
    x = 6,269.43

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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.