Home / 39,636.48-54,696.26-22,637.39

Finding the Fourth Proportional to 39,636.48, 54,696.26 and 22,637.39

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Solution

The fourth proportional to 39,636.48, 54,696.26 and 22,637.39 is: 31,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,636.48 : 54,696.26 = 22,637.39 : x
  2. Step 2: Convert to fraction form
    39,636.48/54,696.26 = 22,637.39/x
  3. Step 3: Cross multiply
    39,636.48x = 54,696.26 × 22,637.39
  4. Step 4: Simplify right side
    39,636.48x = 1,238,180,375.83
  5. Step 5: Solve for x
    x = 1,238,180,375.83/39,636.48
  6. Step 6: Final answer
    x = 31,238.41

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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.