Home / 15,495.42-23,245.89-5,633.88

Finding the Fourth Proportional to 15,495.42, 23,245.89 and 5,633.88

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Solution

The fourth proportional to 15,495.42, 23,245.89 and 5,633.88 is: 8,451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,495.42 : 23,245.89 = 5,633.88 : x
  2. Step 2: Convert to fraction form
    15,495.42/23,245.89 = 5,633.88/x
  3. Step 3: Cross multiply
    15,495.42x = 23,245.89 × 5,633.88
  4. Step 4: Simplify right side
    15,495.42x = 130,964,554.75
  5. Step 5: Solve for x
    x = 130,964,554.75/15,495.42
  6. Step 6: Final answer
    x = 8,451.82

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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.