Home / 13,833.41-19,091.71-7,865.97

Finding the Fourth Proportional to 13,833.41, 19,091.71 and 7,865.97

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Solution

The fourth proportional to 13,833.41, 19,091.71 and 7,865.97 is: 10,855.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.41 : 19,091.71 = 7,865.97 : x
  2. Step 2: Convert to fraction form
    13,833.41/19,091.71 = 7,865.97/x
  3. Step 3: Cross multiply
    13,833.41x = 19,091.71 × 7,865.97
  4. Step 4: Simplify right side
    13,833.41x = 150,174,818.11
  5. Step 5: Solve for x
    x = 150,174,818.11/13,833.41
  6. Step 6: Final answer
    x = 10,855.95

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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.