Home / 19,302-26,637.48-10,918.32

Finding the Fourth Proportional to 19,302, 26,637.48 and 10,918.32

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Solution

The fourth proportional to 19,302, 26,637.48 and 10,918.32 is: 15,067.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302 : 26,637.48 = 10,918.32 : x
  2. Step 2: Convert to fraction form
    19,302/26,637.48 = 10,918.32/x
  3. Step 3: Cross multiply
    19,302x = 26,637.48 × 10,918.32
  4. Step 4: Simplify right side
    19,302x = 290,836,530.63
  5. Step 5: Solve for x
    x = 290,836,530.63/19,302
  6. Step 6: Final answer
    x = 15,067.69

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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.