Home / 12,732.48-19,081.26-9,609.84

Finding the Fourth Proportional to 12,732.48, 19,081.26 and 9,609.84

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Solution

The fourth proportional to 12,732.48, 19,081.26 and 9,609.84 is: 14,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.48 : 19,081.26 = 9,609.84 : x
  2. Step 2: Convert to fraction form
    12,732.48/19,081.26 = 9,609.84/x
  3. Step 3: Cross multiply
    12,732.48x = 19,081.26 × 9,609.84
  4. Step 4: Simplify right side
    12,732.48x = 183,367,855.60
  5. Step 5: Solve for x
    x = 183,367,855.60/12,732.48
  6. Step 6: Final answer
    x = 14,401.58

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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.