Home / 19,162.04-28,743.60-6,015.20

Finding the Fourth Proportional to 19,162.04, 28,743.60 and 6,015.20

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Solution

The fourth proportional to 19,162.04, 28,743.60 and 6,015.20 is: 9,022.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.04 : 28,743.60 = 6,015.20 : x
  2. Step 2: Convert to fraction form
    19,162.04/28,743.60 = 6,015.20/x
  3. Step 3: Cross multiply
    19,162.04x = 28,743.60 × 6,015.20
  4. Step 4: Simplify right side
    19,162.04x = 172,898,502.72
  5. Step 5: Solve for x
    x = 172,898,502.72/19,162.04
  6. Step 6: Final answer
    x = 9,022.97

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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.