Home / 19,703.92-29,540.24-11,374.52

Finding the Fourth Proportional to 19,703.92, 29,540.24 and 11,374.52

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Solution

The fourth proportional to 19,703.92, 29,540.24 and 11,374.52 is: 17,052.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.92 : 29,540.24 = 11,374.52 : x
  2. Step 2: Convert to fraction form
    19,703.92/29,540.24 = 11,374.52/x
  3. Step 3: Cross multiply
    19,703.92x = 29,540.24 × 11,374.52
  4. Step 4: Simplify right side
    19,703.92x = 336,006,050.68
  5. Step 5: Solve for x
    x = 336,006,050.68/19,703.92
  6. Step 6: Final answer
    x = 17,052.75

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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.