Home / 19,625.88-27,083.71-11,242.92

Finding the Fourth Proportional to 19,625.88, 27,083.71 and 11,242.92

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Solution

The fourth proportional to 19,625.88, 27,083.71 and 11,242.92 is: 15,515.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.88 : 27,083.71 = 11,242.92 : x
  2. Step 2: Convert to fraction form
    19,625.88/27,083.71 = 11,242.92/x
  3. Step 3: Cross multiply
    19,625.88x = 27,083.71 × 11,242.92
  4. Step 4: Simplify right side
    19,625.88x = 304,499,984.83
  5. Step 5: Solve for x
    x = 304,499,984.83/19,625.88
  6. Step 6: Final answer
    x = 15,515.23

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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.