Home / 16,755.48-25,156.32-10,869.24

Finding the Fourth Proportional to 16,755.48, 25,156.32 and 10,869.24

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Solution

The fourth proportional to 16,755.48, 25,156.32 and 10,869.24 is: 16,318.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.48 : 25,156.32 = 10,869.24 : x
  2. Step 2: Convert to fraction form
    16,755.48/25,156.32 = 10,869.24/x
  3. Step 3: Cross multiply
    16,755.48x = 25,156.32 × 10,869.24
  4. Step 4: Simplify right side
    16,755.48x = 273,430,079.60
  5. Step 5: Solve for x
    x = 273,430,079.60/16,755.48
  6. Step 6: Final answer
    x = 16,318.84

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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.