Home / 32,379.35-48,576.31-12,663.54

Finding the Fourth Proportional to 32,379.35, 48,576.31 and 12,663.54

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Solution

The fourth proportional to 32,379.35, 48,576.31 and 12,663.54 is: 18,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,379.35 : 48,576.31 = 12,663.54 : x
  2. Step 2: Convert to fraction form
    32,379.35/48,576.31 = 12,663.54/x
  3. Step 3: Cross multiply
    32,379.35x = 48,576.31 × 12,663.54
  4. Step 4: Simplify right side
    32,379.35x = 615,148,013.08
  5. Step 5: Solve for x
    x = 615,148,013.08/32,379.35
  6. Step 6: Final answer
    x = 18,998.16

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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.