Home / 26,695.16-40,067.64-13,556.76

Finding the Fourth Proportional to 26,695.16, 40,067.64 and 13,556.76

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Solution

The fourth proportional to 26,695.16, 40,067.64 and 13,556.76 is: 20,347.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,695.16 : 40,067.64 = 13,556.76 : x
  2. Step 2: Convert to fraction form
    26,695.16/40,067.64 = 13,556.76/x
  3. Step 3: Cross multiply
    26,695.16x = 40,067.64 × 13,556.76
  4. Step 4: Simplify right side
    26,695.16x = 543,187,379.25
  5. Step 5: Solve for x
    x = 543,187,379.25/26,695.16
  6. Step 6: Final answer
    x = 20,347.79

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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.