Home / 26,456.03-39,686.73-7,736.42

Finding the Fourth Proportional to 26,456.03, 39,686.73 and 7,736.42

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Solution

The fourth proportional to 26,456.03, 39,686.73 and 7,736.42 is: 11,605.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456.03 : 39,686.73 = 7,736.42 : x
  2. Step 2: Convert to fraction form
    26,456.03/39,686.73 = 7,736.42/x
  3. Step 3: Cross multiply
    26,456.03x = 39,686.73 × 7,736.42
  4. Step 4: Simplify right side
    26,456.03x = 307,033,013.27
  5. Step 5: Solve for x
    x = 307,033,013.27/26,456.03
  6. Step 6: Final answer
    x = 11,605.41

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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.