Home / 19,243.86-26,556.40-10,745.48

Finding the Fourth Proportional to 19,243.86, 26,556.40 and 10,745.48

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Solution

The fourth proportional to 19,243.86, 26,556.40 and 10,745.48 is: 14,828.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.86 : 26,556.40 = 10,745.48 : x
  2. Step 2: Convert to fraction form
    19,243.86/26,556.40 = 10,745.48/x
  3. Step 3: Cross multiply
    19,243.86x = 26,556.40 × 10,745.48
  4. Step 4: Simplify right side
    19,243.86x = 285,361,265.07
  5. Step 5: Solve for x
    x = 285,361,265.07/19,243.86
  6. Step 6: Final answer
    x = 14,828.69

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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.