Home / 19,619.97-29,397.59-11,306.97

Finding the Fourth Proportional to 19,619.97, 29,397.59 and 11,306.97

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Solution

The fourth proportional to 19,619.97, 29,397.59 and 11,306.97 is: 16,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619.97 : 29,397.59 = 11,306.97 : x
  2. Step 2: Convert to fraction form
    19,619.97/29,397.59 = 11,306.97/x
  3. Step 3: Cross multiply
    19,619.97x = 29,397.59 × 11,306.97
  4. Step 4: Simplify right side
    19,619.97x = 332,397,668.20
  5. Step 5: Solve for x
    x = 332,397,668.20/19,619.97
  6. Step 6: Final answer
    x = 16,941.80

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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.