Home / 18,831.27-28,246.17-5,683.29

Finding the Fourth Proportional to 18,831.27, 28,246.17 and 5,683.29

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Solution

The fourth proportional to 18,831.27, 28,246.17 and 5,683.29 is: 8,524.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,831.27 : 28,246.17 = 5,683.29 : x
  2. Step 2: Convert to fraction form
    18,831.27/28,246.17 = 5,683.29/x
  3. Step 3: Cross multiply
    18,831.27x = 28,246.17 × 5,683.29
  4. Step 4: Simplify right side
    18,831.27x = 160,531,175.50
  5. Step 5: Solve for x
    x = 160,531,175.50/18,831.27
  6. Step 6: Final answer
    x = 8,524.71

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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.