Home / 15,766.56-23,653.20-5,377.44

Finding the Fourth Proportional to 15,766.56, 23,653.20 and 5,377.44

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Solution

The fourth proportional to 15,766.56, 23,653.20 and 5,377.44 is: 8,067.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.56 : 23,653.20 = 5,377.44 : x
  2. Step 2: Convert to fraction form
    15,766.56/23,653.20 = 5,377.44/x
  3. Step 3: Cross multiply
    15,766.56x = 23,653.20 × 5,377.44
  4. Step 4: Simplify right side
    15,766.56x = 127,193,663.81
  5. Step 5: Solve for x
    x = 127,193,663.81/15,766.56
  6. Step 6: Final answer
    x = 8,067.31

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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.