Home / 17,933.72-26,900.70-5,453.86

Finding the Fourth Proportional to 17,933.72, 26,900.70 and 5,453.86

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Solution

The fourth proportional to 17,933.72, 26,900.70 and 5,453.86 is: 8,180.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.72 : 26,900.70 = 5,453.86 : x
  2. Step 2: Convert to fraction form
    17,933.72/26,900.70 = 5,453.86/x
  3. Step 3: Cross multiply
    17,933.72x = 26,900.70 × 5,453.86
  4. Step 4: Simplify right side
    17,933.72x = 146,712,651.70
  5. Step 5: Solve for x
    x = 146,712,651.70/17,933.72
  6. Step 6: Final answer
    x = 8,180.83

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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.