Home / 11,622.23-17,433.35-3,831.05

Finding the Fourth Proportional to 11,622.23, 17,433.35 and 3,831.05

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Solution

The fourth proportional to 11,622.23, 17,433.35 and 3,831.05 is: 5,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.23 : 17,433.35 = 3,831.05 : x
  2. Step 2: Convert to fraction form
    11,622.23/17,433.35 = 3,831.05/x
  3. Step 3: Cross multiply
    11,622.23x = 17,433.35 × 3,831.05
  4. Step 4: Simplify right side
    11,622.23x = 66,787,987.02
  5. Step 5: Solve for x
    x = 66,787,987.02/11,622.23
  6. Step 6: Final answer
    x = 5,746.57

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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.