Home / 19,590.66-27,015.57-12,514.50

Finding the Fourth Proportional to 19,590.66, 27,015.57 and 12,514.50

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Solution

The fourth proportional to 19,590.66, 27,015.57 and 12,514.50 is: 17,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,590.66 : 27,015.57 = 12,514.50 : x
  2. Step 2: Convert to fraction form
    19,590.66/27,015.57 = 12,514.50/x
  3. Step 3: Cross multiply
    19,590.66x = 27,015.57 × 12,514.50
  4. Step 4: Simplify right side
    19,590.66x = 338,086,350.77
  5. Step 5: Solve for x
    x = 338,086,350.77/19,590.66
  6. Step 6: Final answer
    x = 17,257.53

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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.