Home / 13,100.22-19,644.24-4,774.44

Finding the Fourth Proportional to 13,100.22, 19,644.24 and 4,774.44

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Solution

The fourth proportional to 13,100.22, 19,644.24 and 4,774.44 is: 7,159.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100.22 : 19,644.24 = 4,774.44 : x
  2. Step 2: Convert to fraction form
    13,100.22/19,644.24 = 4,774.44/x
  3. Step 3: Cross multiply
    13,100.22x = 19,644.24 × 4,774.44
  4. Step 4: Simplify right side
    13,100.22x = 93,790,245.23
  5. Step 5: Solve for x
    x = 93,790,245.23/13,100.22
  6. Step 6: Final answer
    x = 7,159.44

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1.5x scale

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.