Home / 19,185.12-28,779.84-6,033.96

Finding the Fourth Proportional to 19,185.12, 28,779.84 and 6,033.96

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Solution

The fourth proportional to 19,185.12, 28,779.84 and 6,033.96 is: 9,051.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.12 : 28,779.84 = 6,033.96 : x
  2. Step 2: Convert to fraction form
    19,185.12/28,779.84 = 6,033.96/x
  3. Step 3: Cross multiply
    19,185.12x = 28,779.84 × 6,033.96
  4. Step 4: Simplify right side
    19,185.12x = 173,656,403.37
  5. Step 5: Solve for x
    x = 173,656,403.37/19,185.12
  6. Step 6: Final answer
    x = 9,051.62

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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.