Home / 19,043.82-28,573.80-10,268.49

Finding the Fourth Proportional to 19,043.82, 28,573.80 and 10,268.49

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Solution

The fourth proportional to 19,043.82, 28,573.80 and 10,268.49 is: 15,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.82 : 28,573.80 = 10,268.49 : x
  2. Step 2: Convert to fraction form
    19,043.82/28,573.80 = 10,268.49/x
  3. Step 3: Cross multiply
    19,043.82x = 28,573.80 × 10,268.49
  4. Step 4: Simplify right side
    19,043.82x = 293,409,779.56
  5. Step 5: Solve for x
    x = 293,409,779.56/19,043.82
  6. Step 6: Final answer
    x = 15,407.09

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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.