Home / 18,430.20-27,624.76-7,333.92

Finding the Fourth Proportional to 18,430.20, 27,624.76 and 7,333.92

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Solution

The fourth proportional to 18,430.20, 27,624.76 and 7,333.92 is: 10,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430.20 : 27,624.76 = 7,333.92 : x
  2. Step 2: Convert to fraction form
    18,430.20/27,624.76 = 7,333.92/x
  3. Step 3: Cross multiply
    18,430.20x = 27,624.76 × 7,333.92
  4. Step 4: Simplify right side
    18,430.20x = 202,597,779.86
  5. Step 5: Solve for x
    x = 202,597,779.86/18,430.20
  6. Step 6: Final answer
    x = 10,992.71

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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.