Home / 19,076.70-28,613.22-11,677.35

Finding the Fourth Proportional to 19,076.70, 28,613.22 and 11,677.35

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Solution

The fourth proportional to 19,076.70, 28,613.22 and 11,677.35 is: 17,514.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076.70 : 28,613.22 = 11,677.35 : x
  2. Step 2: Convert to fraction form
    19,076.70/28,613.22 = 11,677.35/x
  3. Step 3: Cross multiply
    19,076.70x = 28,613.22 × 11,677.35
  4. Step 4: Simplify right side
    19,076.70x = 334,126,584.57
  5. Step 5: Solve for x
    x = 334,126,584.57/19,076.70
  6. Step 6: Final answer
    x = 17,514.90

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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.