Home / 13,837.54-20,767.37-7,175.93

Finding the Fourth Proportional to 13,837.54, 20,767.37 and 7,175.93

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Solution

The fourth proportional to 13,837.54, 20,767.37 and 7,175.93 is: 10,769.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.54 : 20,767.37 = 7,175.93 : x
  2. Step 2: Convert to fraction form
    13,837.54/20,767.37 = 7,175.93/x
  3. Step 3: Cross multiply
    13,837.54x = 20,767.37 × 7,175.93
  4. Step 4: Simplify right side
    13,837.54x = 149,025,193.40
  5. Step 5: Solve for x
    x = 149,025,193.40/13,837.54
  6. Step 6: Final answer
    x = 10,769.63

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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.