Home / 19,831.53-29,745.25-6,684.01

Finding the Fourth Proportional to 19,831.53, 29,745.25 and 6,684.01

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Solution

The fourth proportional to 19,831.53, 29,745.25 and 6,684.01 is: 10,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,831.53 : 29,745.25 = 6,684.01 : x
  2. Step 2: Convert to fraction form
    19,831.53/29,745.25 = 6,684.01/x
  3. Step 3: Cross multiply
    19,831.53x = 29,745.25 × 6,684.01
  4. Step 4: Simplify right side
    19,831.53x = 198,817,548.45
  5. Step 5: Solve for x
    x = 198,817,548.45/19,831.53
  6. Step 6: Final answer
    x = 10,025.33

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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.