Home / 26,443.54-39,665.45-8,913.52

Finding the Fourth Proportional to 26,443.54, 39,665.45 and 8,913.52

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Solution

The fourth proportional to 26,443.54, 39,665.45 and 8,913.52 is: 13,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.54 : 39,665.45 = 8,913.52 : x
  2. Step 2: Convert to fraction form
    26,443.54/39,665.45 = 8,913.52/x
  3. Step 3: Cross multiply
    26,443.54x = 39,665.45 × 8,913.52
  4. Step 4: Simplify right side
    26,443.54x = 353,558,781.88
  5. Step 5: Solve for x
    x = 353,558,781.88/26,443.54
  6. Step 6: Final answer
    x = 13,370.33

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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.