Home / 13,047.41-19,546.51-10,111.36

Finding the Fourth Proportional to 13,047.41, 19,546.51 and 10,111.36

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Solution

The fourth proportional to 13,047.41, 19,546.51 and 10,111.36 is: 15,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047.41 : 19,546.51 = 10,111.36 : x
  2. Step 2: Convert to fraction form
    13,047.41/19,546.51 = 10,111.36/x
  3. Step 3: Cross multiply
    13,047.41x = 19,546.51 × 10,111.36
  4. Step 4: Simplify right side
    13,047.41x = 197,641,799.35
  5. Step 5: Solve for x
    x = 197,641,799.35/13,047.41
  6. Step 6: Final answer
    x = 15,147.97

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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.