Home / 14,251.10-21,376.64-3,862.85

Finding the Fourth Proportional to 14,251.10, 21,376.64 and 3,862.85

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Solution

The fourth proportional to 14,251.10, 21,376.64 and 3,862.85 is: 5,794.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.10 : 21,376.64 = 3,862.85 : x
  2. Step 2: Convert to fraction form
    14,251.10/21,376.64 = 3,862.85/x
  3. Step 3: Cross multiply
    14,251.10x = 21,376.64 × 3,862.85
  4. Step 4: Simplify right side
    14,251.10x = 82,574,675.70
  5. Step 5: Solve for x
    x = 82,574,675.70/14,251.10
  6. Step 6: Final answer
    x = 5,794.27

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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.