Home / 19,728.70-29,582.10-6,573.89

Finding the Fourth Proportional to 19,728.70, 29,582.10 and 6,573.89

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Solution

The fourth proportional to 19,728.70, 29,582.10 and 6,573.89 is: 9,857.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,728.70 : 29,582.10 = 6,573.89 : x
  2. Step 2: Convert to fraction form
    19,728.70/29,582.10 = 6,573.89/x
  3. Step 3: Cross multiply
    19,728.70x = 29,582.10 × 6,573.89
  4. Step 4: Simplify right side
    19,728.70x = 194,469,545.32
  5. Step 5: Solve for x
    x = 194,469,545.32/19,728.70
  6. Step 6: Final answer
    x = 9,857.19

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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.