Home / 27,759.25-38,308.37-15,184

Finding the Fourth Proportional to 27,759.25, 38,308.37 and 15,184

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Solution

The fourth proportional to 27,759.25, 38,308.37 and 15,184 is: 20,954.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,759.25 : 38,308.37 = 15,184 : x
  2. Step 2: Convert to fraction form
    27,759.25/38,308.37 = 15,184/x
  3. Step 3: Cross multiply
    27,759.25x = 38,308.37 × 15,184
  4. Step 4: Simplify right side
    27,759.25x = 581,674,290.08
  5. Step 5: Solve for x
    x = 581,674,290.08/27,759.25
  6. Step 6: Final answer
    x = 20,954.25

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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.