Home / 17,819.19-26,714.21-6,719.56

Finding the Fourth Proportional to 17,819.19, 26,714.21 and 6,719.56

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Solution

The fourth proportional to 17,819.19, 26,714.21 and 6,719.56 is: 10,073.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,819.19 : 26,714.21 = 6,719.56 : x
  2. Step 2: Convert to fraction form
    17,819.19/26,714.21 = 6,719.56/x
  3. Step 3: Cross multiply
    17,819.19x = 26,714.21 × 6,719.56
  4. Step 4: Simplify right side
    17,819.19x = 179,507,636.56
  5. Step 5: Solve for x
    x = 179,507,636.56/17,819.19
  6. Step 6: Final answer
    x = 10,073.84

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1.5x scale

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.