Home / 19,838.79-29,763.72-16,175.61

Finding the Fourth Proportional to 19,838.79, 29,763.72 and 16,175.61

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Solution

The fourth proportional to 19,838.79, 29,763.72 and 16,175.61 is: 24,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838.79 : 29,763.72 = 16,175.61 : x
  2. Step 2: Convert to fraction form
    19,838.79/29,763.72 = 16,175.61/x
  3. Step 3: Cross multiply
    19,838.79x = 29,763.72 × 16,175.61
  4. Step 4: Simplify right side
    19,838.79x = 481,446,326.87
  5. Step 5: Solve for x
    x = 481,446,326.87/19,838.79
  6. Step 6: Final answer
    x = 24,267.93

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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.