Home / 19,569.75-27,006.26-11,186.43

Finding the Fourth Proportional to 19,569.75, 27,006.26 and 11,186.43

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Solution

The fourth proportional to 19,569.75, 27,006.26 and 11,186.43 is: 15,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.75 : 27,006.26 = 11,186.43 : x
  2. Step 2: Convert to fraction form
    19,569.75/27,006.26 = 11,186.43/x
  3. Step 3: Cross multiply
    19,569.75x = 27,006.26 × 11,186.43
  4. Step 4: Simplify right side
    19,569.75x = 302,103,581.12
  5. Step 5: Solve for x
    x = 302,103,581.12/19,569.75
  6. Step 6: Final answer
    x = 15,437.27

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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.