Home / 19,707.44-27,195.18-11,208.42

Finding the Fourth Proportional to 19,707.44, 27,195.18 and 11,208.42

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Solution

The fourth proportional to 19,707.44, 27,195.18 and 11,208.42 is: 15,467.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,707.44 : 27,195.18 = 11,208.42 : x
  2. Step 2: Convert to fraction form
    19,707.44/27,195.18 = 11,208.42/x
  3. Step 3: Cross multiply
    19,707.44x = 27,195.18 × 11,208.42
  4. Step 4: Simplify right side
    19,707.44x = 304,814,999.42
  5. Step 5: Solve for x
    x = 304,814,999.42/19,707.44
  6. Step 6: Final answer
    x = 15,467.00

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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.