Home / 19,832.33-27,368.60-10,879.98

Finding the Fourth Proportional to 19,832.33, 27,368.60 and 10,879.98

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Solution

The fourth proportional to 19,832.33, 27,368.60 and 10,879.98 is: 15,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.33 : 27,368.60 = 10,879.98 : x
  2. Step 2: Convert to fraction form
    19,832.33/27,368.60 = 10,879.98/x
  3. Step 3: Cross multiply
    19,832.33x = 27,368.60 × 10,879.98
  4. Step 4: Simplify right side
    19,832.33x = 297,769,766.23
  5. Step 5: Solve for x
    x = 297,769,766.23/19,832.33
  6. Step 6: Final answer
    x = 15,014.36

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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.