Home / 19,636.75-29,460.93-11,322.73

Finding the Fourth Proportional to 19,636.75, 29,460.93 and 11,322.73

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Solution

The fourth proportional to 19,636.75, 29,460.93 and 11,322.73 is: 16,987.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.75 : 29,460.93 = 11,322.73 : x
  2. Step 2: Convert to fraction form
    19,636.75/29,460.93 = 11,322.73/x
  3. Step 3: Cross multiply
    19,636.75x = 29,460.93 × 11,322.73
  4. Step 4: Simplify right side
    19,636.75x = 333,578,099.33
  5. Step 5: Solve for x
    x = 333,578,099.33/19,636.75
  6. Step 6: Final answer
    x = 16,987.44

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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.