Home / 28,832.92-43,265.79-18,976.84

Finding the Fourth Proportional to 28,832.92, 43,265.79 and 18,976.84

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Solution

The fourth proportional to 28,832.92, 43,265.79 and 18,976.84 is: 28,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.92 : 43,265.79 = 18,976.84 : x
  2. Step 2: Convert to fraction form
    28,832.92/43,265.79 = 18,976.84/x
  3. Step 3: Cross multiply
    28,832.92x = 43,265.79 × 18,976.84
  4. Step 4: Simplify right side
    28,832.92x = 821,047,866.14
  5. Step 5: Solve for x
    x = 821,047,866.14/28,832.92
  6. Step 6: Final answer
    x = 28,476.06

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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.