Home / 12,865.24-19,285.53-4,094.44

Finding the Fourth Proportional to 12,865.24, 19,285.53 and 4,094.44

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Solution

The fourth proportional to 12,865.24, 19,285.53 and 4,094.44 is: 6,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,865.24 : 19,285.53 = 4,094.44 : x
  2. Step 2: Convert to fraction form
    12,865.24/19,285.53 = 4,094.44/x
  3. Step 3: Cross multiply
    12,865.24x = 19,285.53 × 4,094.44
  4. Step 4: Simplify right side
    12,865.24x = 78,963,445.45
  5. Step 5: Solve for x
    x = 78,963,445.45/12,865.24
  6. Step 6: Final answer
    x = 6,137.74

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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.