Home / 26,383.86-39,590.37-15,857.10

Finding the Fourth Proportional to 26,383.86, 39,590.37 and 15,857.10

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Solution

The fourth proportional to 26,383.86, 39,590.37 and 15,857.10 is: 23,794.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,383.86 : 39,590.37 = 15,857.10 : x
  2. Step 2: Convert to fraction form
    26,383.86/39,590.37 = 15,857.10/x
  3. Step 3: Cross multiply
    26,383.86x = 39,590.37 × 15,857.10
  4. Step 4: Simplify right side
    26,383.86x = 627,788,456.13
  5. Step 5: Solve for x
    x = 627,788,456.13/26,383.86
  6. Step 6: Final answer
    x = 23,794.41

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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.