Home / 21,803.58-32,710.77-6,221.34

Finding the Fourth Proportional to 21,803.58, 32,710.77 and 6,221.34

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Solution

The fourth proportional to 21,803.58, 32,710.77 and 6,221.34 is: 9,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,803.58 : 32,710.77 = 6,221.34 : x
  2. Step 2: Convert to fraction form
    21,803.58/32,710.77 = 6,221.34/x
  3. Step 3: Cross multiply
    21,803.58x = 32,710.77 × 6,221.34
  4. Step 4: Simplify right side
    21,803.58x = 203,504,821.83
  5. Step 5: Solve for x
    x = 203,504,821.83/21,803.58
  6. Step 6: Final answer
    x = 9,333.55

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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.