Home / 27,582.90-41,395.23-20,206.53

Finding the Fourth Proportional to 27,582.90, 41,395.23 and 20,206.53

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Solution

The fourth proportional to 27,582.90, 41,395.23 and 20,206.53 is: 30,325.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.90 : 41,395.23 = 20,206.53 : x
  2. Step 2: Convert to fraction form
    27,582.90/41,395.23 = 20,206.53/x
  3. Step 3: Cross multiply
    27,582.90x = 41,395.23 × 20,206.53
  4. Step 4: Simplify right side
    27,582.90x = 836,453,956.85
  5. Step 5: Solve for x
    x = 836,453,956.85/27,582.90
  6. Step 6: Final answer
    x = 30,325.09

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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.