Home / 20,025.60-27,635.91-10,951.50

Finding the Fourth Proportional to 20,025.60, 27,635.91 and 10,951.50

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Solution

The fourth proportional to 20,025.60, 27,635.91 and 10,951.50 is: 15,113.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.60 : 27,635.91 = 10,951.50 : x
  2. Step 2: Convert to fraction form
    20,025.60/27,635.91 = 10,951.50/x
  3. Step 3: Cross multiply
    20,025.60x = 27,635.91 × 10,951.50
  4. Step 4: Simplify right side
    20,025.60x = 302,654,668.37
  5. Step 5: Solve for x
    x = 302,654,668.37/20,025.60
  6. Step 6: Final answer
    x = 15,113.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.