Home / 27,109.53-37,422.96-19,458.27

Finding the Fourth Proportional to 27,109.53, 37,422.96 and 19,458.27

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Solution

The fourth proportional to 27,109.53, 37,422.96 and 19,458.27 is: 26,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,109.53 : 37,422.96 = 19,458.27 : x
  2. Step 2: Convert to fraction form
    27,109.53/37,422.96 = 19,458.27/x
  3. Step 3: Cross multiply
    27,109.53x = 37,422.96 × 19,458.27
  4. Step 4: Simplify right side
    27,109.53x = 728,186,059.88
  5. Step 5: Solve for x
    x = 728,186,059.88/27,109.53
  6. Step 6: Final answer
    x = 26,860.89

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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.