Home / 19,592.30-29,376.61-7,891.85

Finding the Fourth Proportional to 19,592.30, 29,376.61 and 7,891.85

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Solution

The fourth proportional to 19,592.30, 29,376.61 and 7,891.85 is: 11,833.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,592.30 : 29,376.61 = 7,891.85 : x
  2. Step 2: Convert to fraction form
    19,592.30/29,376.61 = 7,891.85/x
  3. Step 3: Cross multiply
    19,592.30x = 29,376.61 × 7,891.85
  4. Step 4: Simplify right side
    19,592.30x = 231,835,853.34
  5. Step 5: Solve for x
    x = 231,835,853.34/19,592.30
  6. Step 6: Final answer
    x = 11,833.01

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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.