Home / 19,592.18-29,376.42-7,891.73

Finding the Fourth Proportional to 19,592.18, 29,376.42 and 7,891.73

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Solution

The fourth proportional to 19,592.18, 29,376.42 and 7,891.73 is: 11,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,592.18 : 29,376.42 = 7,891.73 : x
  2. Step 2: Convert to fraction form
    19,592.18/29,376.42 = 7,891.73/x
  3. Step 3: Cross multiply
    19,592.18x = 29,376.42 × 7,891.73
  4. Step 4: Simplify right side
    19,592.18x = 231,830,775.01
  5. Step 5: Solve for x
    x = 231,830,775.01/19,592.18
  6. Step 6: Final answer
    x = 11,832.82

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1.5x scale

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.