Home / 19,212.46-28,831.64-6,732.60

Finding the Fourth Proportional to 19,212.46, 28,831.64 and 6,732.60

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Solution

The fourth proportional to 19,212.46, 28,831.64 and 6,732.60 is: 10,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.46 : 28,831.64 = 6,732.60 : x
  2. Step 2: Convert to fraction form
    19,212.46/28,831.64 = 6,732.60/x
  3. Step 3: Cross multiply
    19,212.46x = 28,831.64 × 6,732.60
  4. Step 4: Simplify right side
    19,212.46x = 194,111,755.31
  5. Step 5: Solve for x
    x = 194,111,755.31/19,212.46
  6. Step 6: Final answer
    x = 10,103.43

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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.