Home / 21,808.76-32,713.44-6,226.36

Finding the Fourth Proportional to 21,808.76, 32,713.44 and 6,226.36

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Solution

The fourth proportional to 21,808.76, 32,713.44 and 6,226.36 is: 9,339.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,808.76 : 32,713.44 = 6,226.36 : x
  2. Step 2: Convert to fraction form
    21,808.76/32,713.44 = 6,226.36/x
  3. Step 3: Cross multiply
    21,808.76x = 32,713.44 × 6,226.36
  4. Step 4: Simplify right side
    21,808.76x = 203,685,654.28
  5. Step 5: Solve for x
    x = 203,685,654.28/21,808.76
  6. Step 6: Final answer
    x = 9,339.63

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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.