Home / 12,732.76-19,087.60-4,522.84

Finding the Fourth Proportional to 12,732.76, 19,087.60 and 4,522.84

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Solution

The fourth proportional to 12,732.76, 19,087.60 and 4,522.84 is: 6,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.76 : 19,087.60 = 4,522.84 : x
  2. Step 2: Convert to fraction form
    12,732.76/19,087.60 = 4,522.84/x
  3. Step 3: Cross multiply
    12,732.76x = 19,087.60 × 4,522.84
  4. Step 4: Simplify right side
    12,732.76x = 86,330,160.78
  5. Step 5: Solve for x
    x = 86,330,160.78/12,732.76
  6. Step 6: Final answer
    x = 6,780.16

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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.