Home / 19,162.10-28,743.09-6,015.45

Finding the Fourth Proportional to 19,162.10, 28,743.09 and 6,015.45

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Solution

The fourth proportional to 19,162.10, 28,743.09 and 6,015.45 is: 9,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.10 : 28,743.09 = 6,015.45 : x
  2. Step 2: Convert to fraction form
    19,162.10/28,743.09 = 6,015.45/x
  3. Step 3: Cross multiply
    19,162.10x = 28,743.09 × 6,015.45
  4. Step 4: Simplify right side
    19,162.10x = 172,902,620.74
  5. Step 5: Solve for x
    x = 172,902,620.74/19,162.10
  6. Step 6: Final answer
    x = 9,023.16

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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.