Home / 39,111.80-58,696.86-15,738.44

Finding the Fourth Proportional to 39,111.80, 58,696.86 and 15,738.44

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Solution

The fourth proportional to 39,111.80, 58,696.86 and 15,738.44 is: 23,619.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,111.80 : 58,696.86 = 15,738.44 : x
  2. Step 2: Convert to fraction form
    39,111.80/58,696.86 = 15,738.44/x
  3. Step 3: Cross multiply
    39,111.80x = 58,696.86 × 15,738.44
  4. Step 4: Simplify right side
    39,111.80x = 923,797,009.30
  5. Step 5: Solve for x
    x = 923,797,009.30/39,111.80
  6. Step 6: Final answer
    x = 23,619.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.