Home / 23,558.78-35,342.50-7,764.75

Finding the Fourth Proportional to 23,558.78, 35,342.50 and 7,764.75

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Solution

The fourth proportional to 23,558.78, 35,342.50 and 7,764.75 is: 11,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,558.78 : 35,342.50 = 7,764.75 : x
  2. Step 2: Convert to fraction form
    23,558.78/35,342.50 = 7,764.75/x
  3. Step 3: Cross multiply
    23,558.78x = 35,342.50 × 7,764.75
  4. Step 4: Simplify right side
    23,558.78x = 274,425,657.46
  5. Step 5: Solve for x
    x = 274,425,657.46/23,558.78
  6. Step 6: Final answer
    x = 11,648.55

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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.