Home / 19,831.05-29,746.68-6,683.54

Finding the Fourth Proportional to 19,831.05, 29,746.68 and 6,683.54

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Solution

The fourth proportional to 19,831.05, 29,746.68 and 6,683.54 is: 10,025.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,831.05 : 29,746.68 = 6,683.54 : x
  2. Step 2: Convert to fraction form
    19,831.05/29,746.68 = 6,683.54/x
  3. Step 3: Cross multiply
    19,831.05x = 29,746.68 × 6,683.54
  4. Step 4: Simplify right side
    19,831.05x = 198,813,109.35
  5. Step 5: Solve for x
    x = 198,813,109.35/19,831.05
  6. Step 6: Final answer
    x = 10,025.34

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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.