Home / 19,329.24-28,979.66-6,174.02

Finding the Fourth Proportional to 19,329.24, 28,979.66 and 6,174.02

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Solution

The fourth proportional to 19,329.24, 28,979.66 and 6,174.02 is: 9,256.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.24 : 28,979.66 = 6,174.02 : x
  2. Step 2: Convert to fraction form
    19,329.24/28,979.66 = 6,174.02/x
  3. Step 3: Cross multiply
    19,329.24x = 28,979.66 × 6,174.02
  4. Step 4: Simplify right side
    19,329.24x = 178,921,000.43
  5. Step 5: Solve for x
    x = 178,921,000.43/19,329.24
  6. Step 6: Final answer
    x = 9,256.49

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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.