Home / 27,346.60-41,014.30-7,620.20

Finding the Fourth Proportional to 27,346.60, 41,014.30 and 7,620.20

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Solution

The fourth proportional to 27,346.60, 41,014.30 and 7,620.20 is: 11,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,346.60 : 41,014.30 = 7,620.20 : x
  2. Step 2: Convert to fraction form
    27,346.60/41,014.30 = 7,620.20/x
  3. Step 3: Cross multiply
    27,346.60x = 41,014.30 × 7,620.20
  4. Step 4: Simplify right side
    27,346.60x = 312,537,168.86
  5. Step 5: Solve for x
    x = 312,537,168.86/27,346.60
  6. Step 6: Final answer
    x = 11,428.74

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1.5x scale

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.