Home / 26,231.52-39,358.05-19,247.16

Finding the Fourth Proportional to 26,231.52, 39,358.05 and 19,247.16

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Solution

The fourth proportional to 26,231.52, 39,358.05 and 19,247.16 is: 28,878.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.52 : 39,358.05 = 19,247.16 : x
  2. Step 2: Convert to fraction form
    26,231.52/39,358.05 = 19,247.16/x
  3. Step 3: Cross multiply
    26,231.52x = 39,358.05 × 19,247.16
  4. Step 4: Simplify right side
    26,231.52x = 757,530,685.64
  5. Step 5: Solve for x
    x = 757,530,685.64/26,231.52
  6. Step 6: Final answer
    x = 28,878.64

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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.