Home / 19,060.40-28,595.46-11,169.64

Finding the Fourth Proportional to 19,060.40, 28,595.46 and 11,169.64

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Solution

The fourth proportional to 19,060.40, 28,595.46 and 11,169.64 is: 16,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,060.40 : 28,595.46 = 11,169.64 : x
  2. Step 2: Convert to fraction form
    19,060.40/28,595.46 = 11,169.64/x
  3. Step 3: Cross multiply
    19,060.40x = 28,595.46 × 11,169.64
  4. Step 4: Simplify right side
    19,060.40x = 319,400,993.83
  5. Step 5: Solve for x
    x = 319,400,993.83/19,060.40
  6. Step 6: Final answer
    x = 16,757.31

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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.