Home / 14,198.70-21,300.61-4,838.20

Finding the Fourth Proportional to 14,198.70, 21,300.61 and 4,838.20

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Solution

The fourth proportional to 14,198.70, 21,300.61 and 4,838.20 is: 7,258.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.70 : 21,300.61 = 4,838.20 : x
  2. Step 2: Convert to fraction form
    14,198.70/21,300.61 = 4,838.20/x
  3. Step 3: Cross multiply
    14,198.70x = 21,300.61 × 4,838.20
  4. Step 4: Simplify right side
    14,198.70x = 103,056,611.30
  5. Step 5: Solve for x
    x = 103,056,611.30/14,198.70
  6. Step 6: Final answer
    x = 7,258.17

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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.