Home / 21,506.73-32,246.99-9,658.20

Finding the Fourth Proportional to 21,506.73, 32,246.99 and 9,658.20

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Solution

The fourth proportional to 21,506.73, 32,246.99 and 9,658.20 is: 14,481.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506.73 : 32,246.99 = 9,658.20 : x
  2. Step 2: Convert to fraction form
    21,506.73/32,246.99 = 9,658.20/x
  3. Step 3: Cross multiply
    21,506.73x = 32,246.99 × 9,658.20
  4. Step 4: Simplify right side
    21,506.73x = 311,447,983.58
  5. Step 5: Solve for x
    x = 311,447,983.58/21,506.73
  6. Step 6: Final answer
    x = 14,481.42

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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.