Home / 19,169.65-26,446.33-12,091.94

Finding the Fourth Proportional to 19,169.65, 26,446.33 and 12,091.94

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Solution

The fourth proportional to 19,169.65, 26,446.33 and 12,091.94 is: 16,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.65 : 26,446.33 = 12,091.94 : x
  2. Step 2: Convert to fraction form
    19,169.65/26,446.33 = 12,091.94/x
  3. Step 3: Cross multiply
    19,169.65x = 26,446.33 × 12,091.94
  4. Step 4: Simplify right side
    19,169.65x = 319,787,435.58
  5. Step 5: Solve for x
    x = 319,787,435.58/19,169.65
  6. Step 6: Final answer
    x = 16,681.97

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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.