Home / 15,005.25-22,556.48-13,923.09

Finding the Fourth Proportional to 15,005.25, 22,556.48 and 13,923.09

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Solution

The fourth proportional to 15,005.25, 22,556.48 and 13,923.09 is: 20,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,005.25 : 22,556.48 = 13,923.09 : x
  2. Step 2: Convert to fraction form
    15,005.25/22,556.48 = 13,923.09/x
  3. Step 3: Cross multiply
    15,005.25x = 22,556.48 × 13,923.09
  4. Step 4: Simplify right side
    15,005.25x = 314,055,831.51
  5. Step 5: Solve for x
    x = 314,055,831.51/15,005.25
  6. Step 6: Final answer
    x = 20,929.73

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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.