Home / 19,277.92-28,909.32-6,795.28

Finding the Fourth Proportional to 19,277.92, 28,909.32 and 6,795.28

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Solution

The fourth proportional to 19,277.92, 28,909.32 and 6,795.28 is: 10,190.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277.92 : 28,909.32 = 6,795.28 : x
  2. Step 2: Convert to fraction form
    19,277.92/28,909.32 = 6,795.28/x
  3. Step 3: Cross multiply
    19,277.92x = 28,909.32 × 6,795.28
  4. Step 4: Simplify right side
    19,277.92x = 196,446,924.01
  5. Step 5: Solve for x
    x = 196,446,924.01/19,277.92
  6. Step 6: Final answer
    x = 10,190.26

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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.