Home / 19,583.70-27,018.93-12,514.26

Finding the Fourth Proportional to 19,583.70, 27,018.93 and 12,514.26

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Solution

The fourth proportional to 19,583.70, 27,018.93 and 12,514.26 is: 17,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.70 : 27,018.93 = 12,514.26 : x
  2. Step 2: Convert to fraction form
    19,583.70/27,018.93 = 12,514.26/x
  3. Step 3: Cross multiply
    19,583.70x = 27,018.93 × 12,514.26
  4. Step 4: Simplify right side
    19,583.70x = 338,121,914.94
  5. Step 5: Solve for x
    x = 338,121,914.94/19,583.70
  6. Step 6: Final answer
    x = 17,265.48

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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.