Home / 19,514.62-26,934.15-13,229.02

Finding the Fourth Proportional to 19,514.62, 26,934.15 and 13,229.02

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Solution

The fourth proportional to 19,514.62, 26,934.15 and 13,229.02 is: 18,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.62 : 26,934.15 = 13,229.02 : x
  2. Step 2: Convert to fraction form
    19,514.62/26,934.15 = 13,229.02/x
  3. Step 3: Cross multiply
    19,514.62x = 26,934.15 × 13,229.02
  4. Step 4: Simplify right side
    19,514.62x = 356,312,409.03
  5. Step 5: Solve for x
    x = 356,312,409.03/19,514.62
  6. Step 6: Final answer
    x = 18,258.74

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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.