Home / 25,755.56-38,633.34-16,579.88

Finding the Fourth Proportional to 25,755.56, 38,633.34 and 16,579.88

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Solution

The fourth proportional to 25,755.56, 38,633.34 and 16,579.88 is: 24,869.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,755.56 : 38,633.34 = 16,579.88 : x
  2. Step 2: Convert to fraction form
    25,755.56/38,633.34 = 16,579.88/x
  3. Step 3: Cross multiply
    25,755.56x = 38,633.34 × 16,579.88
  4. Step 4: Simplify right side
    25,755.56x = 640,536,141.20
  5. Step 5: Solve for x
    x = 640,536,141.20/25,755.56
  6. Step 6: Final answer
    x = 24,869.82

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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.