Home / 28,814.62-43,226.24-9,092.88

Finding the Fourth Proportional to 28,814.62, 43,226.24 and 9,092.88

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Solution

The fourth proportional to 28,814.62, 43,226.24 and 9,092.88 is: 13,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,814.62 : 43,226.24 = 9,092.88 : x
  2. Step 2: Convert to fraction form
    28,814.62/43,226.24 = 9,092.88/x
  3. Step 3: Cross multiply
    28,814.62x = 43,226.24 × 9,092.88
  4. Step 4: Simplify right side
    28,814.62x = 393,051,013.17
  5. Step 5: Solve for x
    x = 393,051,013.17/28,814.62
  6. Step 6: Final answer
    x = 13,640.68

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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.