Home / 19,741.58-27,243.33-10,789.09

Finding the Fourth Proportional to 19,741.58, 27,243.33 and 10,789.09

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Solution

The fourth proportional to 19,741.58, 27,243.33 and 10,789.09 is: 14,888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741.58 : 27,243.33 = 10,789.09 : x
  2. Step 2: Convert to fraction form
    19,741.58/27,243.33 = 10,789.09/x
  3. Step 3: Cross multiply
    19,741.58x = 27,243.33 × 10,789.09
  4. Step 4: Simplify right side
    19,741.58x = 293,930,630.70
  5. Step 5: Solve for x
    x = 293,930,630.70/19,741.58
  6. Step 6: Final answer
    x = 14,888.91

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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.