Home / 28,997.68-43,504.23-9,276.61

Finding the Fourth Proportional to 28,997.68, 43,504.23 and 9,276.61

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Solution

The fourth proportional to 28,997.68, 43,504.23 and 9,276.61 is: 13,917.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.68 : 43,504.23 = 9,276.61 : x
  2. Step 2: Convert to fraction form
    28,997.68/43,504.23 = 9,276.61/x
  3. Step 3: Cross multiply
    28,997.68x = 43,504.23 × 9,276.61
  4. Step 4: Simplify right side
    28,997.68x = 403,571,775.06
  5. Step 5: Solve for x
    x = 403,571,775.06/28,997.68
  6. Step 6: Final answer
    x = 13,917.38

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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.