Home / 39,636.73-54,696.60-22,637.64

Finding the Fourth Proportional to 39,636.73, 54,696.60 and 22,637.64

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Solution

The fourth proportional to 39,636.73, 54,696.60 and 22,637.64 is: 31,238.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,636.73 : 54,696.60 = 22,637.64 : x
  2. Step 2: Convert to fraction form
    39,636.73/54,696.60 = 22,637.64/x
  3. Step 3: Cross multiply
    39,636.73x = 54,696.60 × 22,637.64
  4. Step 4: Simplify right side
    39,636.73x = 1,238,201,859.88
  5. Step 5: Solve for x
    x = 1,238,201,859.88/39,636.73
  6. Step 6: Final answer
    x = 31,238.75

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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.