Home / 19,484.25-29,231.25-11,173.65

Finding the Fourth Proportional to 19,484.25, 29,231.25 and 11,173.65

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Solution

The fourth proportional to 19,484.25, 29,231.25 and 11,173.65 is: 16,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.25 : 29,231.25 = 11,173.65 : x
  2. Step 2: Convert to fraction form
    19,484.25/29,231.25 = 11,173.65/x
  3. Step 3: Cross multiply
    19,484.25x = 29,231.25 × 11,173.65
  4. Step 4: Simplify right side
    19,484.25x = 326,619,610.41
  5. Step 5: Solve for x
    x = 326,619,610.41/19,484.25
  6. Step 6: Final answer
    x = 16,763.27

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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.