Home / 19,103.96-28,656.34-5,956.44

Finding the Fourth Proportional to 19,103.96, 28,656.34 and 5,956.44

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Solution

The fourth proportional to 19,103.96, 28,656.34 and 5,956.44 is: 8,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.96 : 28,656.34 = 5,956.44 : x
  2. Step 2: Convert to fraction form
    19,103.96/28,656.34 = 5,956.44/x
  3. Step 3: Cross multiply
    19,103.96x = 28,656.34 × 5,956.44
  4. Step 4: Simplify right side
    19,103.96x = 170,689,769.83
  5. Step 5: Solve for x
    x = 170,689,769.83/19,103.96
  6. Step 6: Final answer
    x = 8,934.78

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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.