Home / 19,897.94-29,819.49-10,043.75

Finding the Fourth Proportional to 19,897.94, 29,819.49 and 10,043.75

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Solution

The fourth proportional to 19,897.94, 29,819.49 and 10,043.75 is: 15,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897.94 : 29,819.49 = 10,043.75 : x
  2. Step 2: Convert to fraction form
    19,897.94/29,819.49 = 10,043.75/x
  3. Step 3: Cross multiply
    19,897.94x = 29,819.49 × 10,043.75
  4. Step 4: Simplify right side
    19,897.94x = 299,499,353.59
  5. Step 5: Solve for x
    x = 299,499,353.59/19,897.94
  6. Step 6: Final answer
    x = 15,051.78

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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.