Home / 19,982.69-27,575.96-11,030.19

Finding the Fourth Proportional to 19,982.69, 27,575.96 and 11,030.19

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Solution

The fourth proportional to 19,982.69, 27,575.96 and 11,030.19 is: 15,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982.69 : 27,575.96 = 11,030.19 : x
  2. Step 2: Convert to fraction form
    19,982.69/27,575.96 = 11,030.19/x
  3. Step 3: Cross multiply
    19,982.69x = 27,575.96 × 11,030.19
  4. Step 4: Simplify right side
    19,982.69x = 304,168,147.17
  5. Step 5: Solve for x
    x = 304,168,147.17/19,982.69
  6. Step 6: Final answer
    x = 15,221.58

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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.