Home / 12,898.44-19,367.10-7,358.04

Finding the Fourth Proportional to 12,898.44, 19,367.10 and 7,358.04

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Solution

The fourth proportional to 12,898.44, 19,367.10 and 7,358.04 is: 11,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,898.44 : 19,367.10 = 7,358.04 : x
  2. Step 2: Convert to fraction form
    12,898.44/19,367.10 = 7,358.04/x
  3. Step 3: Cross multiply
    12,898.44x = 19,367.10 × 7,358.04
  4. Step 4: Simplify right side
    12,898.44x = 142,503,896.48
  5. Step 5: Solve for x
    x = 142,503,896.48/12,898.44
  6. Step 6: Final answer
    x = 11,048.15

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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.