Home / 19,155.54-28,731.42-6,008.04

Finding the Fourth Proportional to 19,155.54, 28,731.42 and 6,008.04

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Solution

The fourth proportional to 19,155.54, 28,731.42 and 6,008.04 is: 9,011.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,155.54 : 28,731.42 = 6,008.04 : x
  2. Step 2: Convert to fraction form
    19,155.54/28,731.42 = 6,008.04/x
  3. Step 3: Cross multiply
    19,155.54x = 28,731.42 × 6,008.04
  4. Step 4: Simplify right side
    19,155.54x = 172,619,520.62
  5. Step 5: Solve for x
    x = 172,619,520.62/19,155.54
  6. Step 6: Final answer
    x = 9,011.47

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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.