Home / 19,933.86-29,886.06-16,833.72

Finding the Fourth Proportional to 19,933.86, 29,886.06 and 16,833.72

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Solution

The fourth proportional to 19,933.86, 29,886.06 and 16,833.72 is: 25,238.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.86 : 29,886.06 = 16,833.72 : x
  2. Step 2: Convert to fraction form
    19,933.86/29,886.06 = 16,833.72/x
  3. Step 3: Cross multiply
    19,933.86x = 29,886.06 × 16,833.72
  4. Step 4: Simplify right side
    19,933.86x = 503,093,565.94
  5. Step 5: Solve for x
    x = 503,093,565.94/19,933.86
  6. Step 6: Final answer
    x = 25,238.14

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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.