Home / 13,844.58-19,105.23-7,556.95

Finding the Fourth Proportional to 13,844.58, 19,105.23 and 7,556.95

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Solution

The fourth proportional to 13,844.58, 19,105.23 and 7,556.95 is: 10,428.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.58 : 19,105.23 = 7,556.95 : x
  2. Step 2: Convert to fraction form
    13,844.58/19,105.23 = 7,556.95/x
  3. Step 3: Cross multiply
    13,844.58x = 19,105.23 × 7,556.95
  4. Step 4: Simplify right side
    13,844.58x = 144,377,267.85
  5. Step 5: Solve for x
    x = 144,377,267.85/13,844.58
  6. Step 6: Final answer
    x = 10,428.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.