Home / 13,803.67-19,050.78-7,837.26

Finding the Fourth Proportional to 13,803.67, 19,050.78 and 7,837.26

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Solution

The fourth proportional to 13,803.67, 19,050.78 and 7,837.26 is: 10,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803.67 : 19,050.78 = 7,837.26 : x
  2. Step 2: Convert to fraction form
    13,803.67/19,050.78 = 7,837.26/x
  3. Step 3: Cross multiply
    13,803.67x = 19,050.78 × 7,837.26
  4. Step 4: Simplify right side
    13,803.67x = 149,305,916.06
  5. Step 5: Solve for x
    x = 149,305,916.06/13,803.67
  6. Step 6: Final answer
    x = 10,816.39

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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.