Home / 27,659.36-41,459.88-19,902.80

Finding the Fourth Proportional to 27,659.36, 41,459.88 and 19,902.80

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Solution

The fourth proportional to 27,659.36, 41,459.88 and 19,902.80 is: 29,833.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,659.36 : 41,459.88 = 19,902.80 : x
  2. Step 2: Convert to fraction form
    27,659.36/41,459.88 = 19,902.80/x
  3. Step 3: Cross multiply
    27,659.36x = 41,459.88 × 19,902.80
  4. Step 4: Simplify right side
    27,659.36x = 825,167,699.66
  5. Step 5: Solve for x
    x = 825,167,699.66/27,659.36
  6. Step 6: Final answer
    x = 29,833.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.