Home / 19,753.68-27,260.37-13,382.22

Finding the Fourth Proportional to 19,753.68, 27,260.37 and 13,382.22

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Solution

The fourth proportional to 19,753.68, 27,260.37 and 13,382.22 is: 18,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753.68 : 27,260.37 = 13,382.22 : x
  2. Step 2: Convert to fraction form
    19,753.68/27,260.37 = 13,382.22/x
  3. Step 3: Cross multiply
    19,753.68x = 27,260.37 × 13,382.22
  4. Step 4: Simplify right side
    19,753.68x = 364,804,268.62
  5. Step 5: Solve for x
    x = 364,804,268.62/19,753.68
  6. Step 6: Final answer
    x = 18,467.66

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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.