Home / 12,554.05-18,831.19-3,194.08

Finding the Fourth Proportional to 12,554.05, 18,831.19 and 3,194.08

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Solution

The fourth proportional to 12,554.05, 18,831.19 and 3,194.08 is: 4,791.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.05 : 18,831.19 = 3,194.08 : x
  2. Step 2: Convert to fraction form
    12,554.05/18,831.19 = 3,194.08/x
  3. Step 3: Cross multiply
    12,554.05x = 18,831.19 × 3,194.08
  4. Step 4: Simplify right side
    12,554.05x = 60,148,217.23
  5. Step 5: Solve for x
    x = 60,148,217.23/12,554.05
  6. Step 6: Final answer
    x = 4,791.14

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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.