Home / 27,904.41-41,857.47-10,138.68

Finding the Fourth Proportional to 27,904.41, 41,857.47 and 10,138.68

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Solution

The fourth proportional to 27,904.41, 41,857.47 and 10,138.68 is: 15,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,904.41 : 41,857.47 = 10,138.68 : x
  2. Step 2: Convert to fraction form
    27,904.41/41,857.47 = 10,138.68/x
  3. Step 3: Cross multiply
    27,904.41x = 41,857.47 × 10,138.68
  4. Step 4: Simplify right side
    27,904.41x = 424,379,493.94
  5. Step 5: Solve for x
    x = 424,379,493.94/27,904.41
  6. Step 6: Final answer
    x = 15,208.33

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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.