Home / 17,581.84-26,379.66-7,714.24

Finding the Fourth Proportional to 17,581.84, 26,379.66 and 7,714.24

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Solution

The fourth proportional to 17,581.84, 26,379.66 and 7,714.24 is: 11,574.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.84 : 26,379.66 = 7,714.24 : x
  2. Step 2: Convert to fraction form
    17,581.84/26,379.66 = 7,714.24/x
  3. Step 3: Cross multiply
    17,581.84x = 26,379.66 × 7,714.24
  4. Step 4: Simplify right side
    17,581.84x = 203,499,028.36
  5. Step 5: Solve for x
    x = 203,499,028.36/17,581.84
  6. Step 6: Final answer
    x = 11,574.39

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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.