Home / 25,714.20-38,563.74-10,923

Finding the Fourth Proportional to 25,714.20, 38,563.74 and 10,923

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Solution

The fourth proportional to 25,714.20, 38,563.74 and 10,923 is: 16,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,714.20 : 38,563.74 = 10,923 : x
  2. Step 2: Convert to fraction form
    25,714.20/38,563.74 = 10,923/x
  3. Step 3: Cross multiply
    25,714.20x = 38,563.74 × 10,923
  4. Step 4: Simplify right side
    25,714.20x = 421,231,732.02
  5. Step 5: Solve for x
    x = 421,231,732.02/25,714.20
  6. Step 6: Final answer
    x = 16,381.29

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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.