Home / 39,837.67-54,979.20-22,843.49

Finding the Fourth Proportional to 39,837.67, 54,979.20 and 22,843.49

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Solution

The fourth proportional to 39,837.67, 54,979.20 and 22,843.49 is: 31,525.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,837.67 : 54,979.20 = 22,843.49 : x
  2. Step 2: Convert to fraction form
    39,837.67/54,979.20 = 22,843.49/x
  3. Step 3: Cross multiply
    39,837.67x = 54,979.20 × 22,843.49
  4. Step 4: Simplify right side
    39,837.67x = 1,255,916,530.51
  5. Step 5: Solve for x
    x = 1,255,916,530.51/39,837.67
  6. Step 6: Final answer
    x = 31,525.86

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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.