Home / 28,769.91-43,097.13-22,856.51

Finding the Fourth Proportional to 28,769.91, 43,097.13 and 22,856.51

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Solution

The fourth proportional to 28,769.91, 43,097.13 and 22,856.51 is: 34,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,769.91 : 43,097.13 = 22,856.51 : x
  2. Step 2: Convert to fraction form
    28,769.91/43,097.13 = 22,856.51/x
  3. Step 3: Cross multiply
    28,769.91x = 43,097.13 × 22,856.51
  4. Step 4: Simplify right side
    28,769.91x = 985,049,767.33
  5. Step 5: Solve for x
    x = 985,049,767.33/28,769.91
  6. Step 6: Final answer
    x = 34,238.89

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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.