Home / 39,636.77-54,696.66-22,637.66

Finding the Fourth Proportional to 39,636.77, 54,696.66 and 22,637.66

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Solution

The fourth proportional to 39,636.77, 54,696.66 and 22,637.66 is: 31,238.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,636.77 : 54,696.66 = 22,637.66 : x
  2. Step 2: Convert to fraction form
    39,636.77/54,696.66 = 22,637.66/x
  3. Step 3: Cross multiply
    39,636.77x = 54,696.66 × 22,637.66
  4. Step 4: Simplify right side
    39,636.77x = 1,238,204,118.73
  5. Step 5: Solve for x
    x = 1,238,204,118.73/39,636.77
  6. Step 6: Final answer
    x = 31,238.78

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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.