Home / 27,202.08-40,799.52-12,395.04

Finding the Fourth Proportional to 27,202.08, 40,799.52 and 12,395.04

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Solution

The fourth proportional to 27,202.08, 40,799.52 and 12,395.04 is: 18,590.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,202.08 : 40,799.52 = 12,395.04 : x
  2. Step 2: Convert to fraction form
    27,202.08/40,799.52 = 12,395.04/x
  3. Step 3: Cross multiply
    27,202.08x = 40,799.52 × 12,395.04
  4. Step 4: Simplify right side
    27,202.08x = 505,711,682.38
  5. Step 5: Solve for x
    x = 505,711,682.38/27,202.08
  6. Step 6: Final answer
    x = 18,590.92

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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.