Home / 16,925-25,381.92-5,831.44

Finding the Fourth Proportional to 16,925, 25,381.92 and 5,831.44

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Solution

The fourth proportional to 16,925, 25,381.92 and 5,831.44 is: 8,745.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,925 : 25,381.92 = 5,831.44 : x
  2. Step 2: Convert to fraction form
    16,925/25,381.92 = 5,831.44/x
  3. Step 3: Cross multiply
    16,925x = 25,381.92 × 5,831.44
  4. Step 4: Simplify right side
    16,925x = 148,013,143.56
  5. Step 5: Solve for x
    x = 148,013,143.56/16,925
  6. Step 6: Final answer
    x = 8,745.24

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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.