Home / 12,576.46-18,864.69-6,725.02

Finding the Fourth Proportional to 12,576.46, 18,864.69 and 6,725.02

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Solution

The fourth proportional to 12,576.46, 18,864.69 and 6,725.02 is: 10,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576.46 : 18,864.69 = 6,725.02 : x
  2. Step 2: Convert to fraction form
    12,576.46/18,864.69 = 6,725.02/x
  3. Step 3: Cross multiply
    12,576.46x = 18,864.69 × 6,725.02
  4. Step 4: Simplify right side
    12,576.46x = 126,865,417.54
  5. Step 5: Solve for x
    x = 126,865,417.54/12,576.46
  6. Step 6: Final answer
    x = 10,087.53

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Similar ratio
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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.