Home / 19,635.15-27,097.13-11,137.62

Finding the Fourth Proportional to 19,635.15, 27,097.13 and 11,137.62

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Solution

The fourth proportional to 19,635.15, 27,097.13 and 11,137.62 is: 15,370.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.15 : 27,097.13 = 11,137.62 : x
  2. Step 2: Convert to fraction form
    19,635.15/27,097.13 = 11,137.62/x
  3. Step 3: Cross multiply
    19,635.15x = 27,097.13 × 11,137.62
  4. Step 4: Simplify right side
    19,635.15x = 301,797,481.34
  5. Step 5: Solve for x
    x = 301,797,481.34/19,635.15
  6. Step 6: Final answer
    x = 15,370.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.