Home / 21,582.36-32,377.86-6,795

Finding the Fourth Proportional to 21,582.36, 32,377.86 and 6,795

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Solution

The fourth proportional to 21,582.36, 32,377.86 and 6,795 is: 10,193.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582.36 : 32,377.86 = 6,795 : x
  2. Step 2: Convert to fraction form
    21,582.36/32,377.86 = 6,795/x
  3. Step 3: Cross multiply
    21,582.36x = 32,377.86 × 6,795
  4. Step 4: Simplify right side
    21,582.36x = 220,007,558.70
  5. Step 5: Solve for x
    x = 220,007,558.70/21,582.36
  6. Step 6: Final answer
    x = 10,193.86

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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.