Home / 32,309.28-48,488.22-12,576.87

Finding the Fourth Proportional to 32,309.28, 48,488.22 and 12,576.87

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Solution

The fourth proportional to 32,309.28, 48,488.22 and 12,576.87 is: 18,874.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,309.28 : 48,488.22 = 12,576.87 : x
  2. Step 2: Convert to fraction form
    32,309.28/48,488.22 = 12,576.87/x
  3. Step 3: Cross multiply
    32,309.28x = 48,488.22 × 12,576.87
  4. Step 4: Simplify right side
    32,309.28x = 609,830,039.47
  5. Step 5: Solve for x
    x = 609,830,039.47/32,309.28
  6. Step 6: Final answer
    x = 18,874.76

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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.