Home / 21,473.14-32,219.30-8,326.54

Finding the Fourth Proportional to 21,473.14, 32,219.30 and 8,326.54

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Solution

The fourth proportional to 21,473.14, 32,219.30 and 8,326.54 is: 12,493.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,473.14 : 32,219.30 = 8,326.54 : x
  2. Step 2: Convert to fraction form
    21,473.14/32,219.30 = 8,326.54/x
  3. Step 3: Cross multiply
    21,473.14x = 32,219.30 × 8,326.54
  4. Step 4: Simplify right side
    21,473.14x = 268,275,290.22
  5. Step 5: Solve for x
    x = 268,275,290.22/21,473.14
  6. Step 6: Final answer
    x = 12,493.53

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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.