Home / 27,230.65-40,788.56-12,452

Finding the Fourth Proportional to 27,230.65, 40,788.56 and 12,452

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Solution

The fourth proportional to 27,230.65, 40,788.56 and 12,452 is: 18,651.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,230.65 : 40,788.56 = 12,452 : x
  2. Step 2: Convert to fraction form
    27,230.65/40,788.56 = 12,452/x
  3. Step 3: Cross multiply
    27,230.65x = 40,788.56 × 12,452
  4. Step 4: Simplify right side
    27,230.65x = 507,899,149.12
  5. Step 5: Solve for x
    x = 507,899,149.12/27,230.65
  6. Step 6: Final answer
    x = 18,651.75

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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.