Home / 19,879.32-27,433.26-10,804.59

Finding the Fourth Proportional to 19,879.32, 27,433.26 and 10,804.59

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Solution

The fourth proportional to 19,879.32, 27,433.26 and 10,804.59 is: 14,910.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,879.32 : 27,433.26 = 10,804.59 : x
  2. Step 2: Convert to fraction form
    19,879.32/27,433.26 = 10,804.59/x
  3. Step 3: Cross multiply
    19,879.32x = 27,433.26 × 10,804.59
  4. Step 4: Simplify right side
    19,879.32x = 296,405,126.66
  5. Step 5: Solve for x
    x = 296,405,126.66/19,879.32
  6. Step 6: Final answer
    x = 14,910.22

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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.