Home / 32,865.12-49,302.68-12,087

Finding the Fourth Proportional to 32,865.12, 49,302.68 and 12,087

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Solution

The fourth proportional to 32,865.12, 49,302.68 and 12,087 is: 18,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,865.12 : 49,302.68 = 12,087 : x
  2. Step 2: Convert to fraction form
    32,865.12/49,302.68 = 12,087/x
  3. Step 3: Cross multiply
    32,865.12x = 49,302.68 × 12,087
  4. Step 4: Simplify right side
    32,865.12x = 595,921,432.73
  5. Step 5: Solve for x
    x = 595,921,432.73/32,865.12
  6. Step 6: Final answer
    x = 18,132.34

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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.