Home / 12,382.60-18,576.15-4,060.30

Finding the Fourth Proportional to 12,382.60, 18,576.15 and 4,060.30

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Solution

The fourth proportional to 12,382.60, 18,576.15 and 4,060.30 is: 6,091.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382.60 : 18,576.15 = 4,060.30 : x
  2. Step 2: Convert to fraction form
    12,382.60/18,576.15 = 4,060.30/x
  3. Step 3: Cross multiply
    12,382.60x = 18,576.15 × 4,060.30
  4. Step 4: Simplify right side
    12,382.60x = 75,424,741.85
  5. Step 5: Solve for x
    x = 75,424,741.85/12,382.60
  6. Step 6: Final answer
    x = 6,091.19

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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.