Home / 14,026.14-19,354.68-7,738.44

Finding the Fourth Proportional to 14,026.14, 19,354.68 and 7,738.44

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Solution

The fourth proportional to 14,026.14, 19,354.68 and 7,738.44 is: 10,678.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.14 : 19,354.68 = 7,738.44 : x
  2. Step 2: Convert to fraction form
    14,026.14/19,354.68 = 7,738.44/x
  3. Step 3: Cross multiply
    14,026.14x = 19,354.68 × 7,738.44
  4. Step 4: Simplify right side
    14,026.14x = 149,775,029.90
  5. Step 5: Solve for x
    x = 149,775,029.90/14,026.14
  6. Step 6: Final answer
    x = 10,678.28

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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.