Home / 21,774.76-32,662.52-6,192.80

Finding the Fourth Proportional to 21,774.76, 32,662.52 and 6,192.80

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Solution

The fourth proportional to 21,774.76, 32,662.52 and 6,192.80 is: 9,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,774.76 : 32,662.52 = 6,192.80 : x
  2. Step 2: Convert to fraction form
    21,774.76/32,662.52 = 6,192.80/x
  3. Step 3: Cross multiply
    21,774.76x = 32,662.52 × 6,192.80
  4. Step 4: Simplify right side
    21,774.76x = 202,272,453.86
  5. Step 5: Solve for x
    x = 202,272,453.86/21,774.76
  6. Step 6: Final answer
    x = 9,289.31

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1.5x scale

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.