Home / 19,309.62-26,649.51-11,760.37

Finding the Fourth Proportional to 19,309.62, 26,649.51 and 11,760.37

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Solution

The fourth proportional to 19,309.62, 26,649.51 and 11,760.37 is: 16,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309.62 : 26,649.51 = 11,760.37 : x
  2. Step 2: Convert to fraction form
    19,309.62/26,649.51 = 11,760.37/x
  3. Step 3: Cross multiply
    19,309.62x = 26,649.51 × 11,760.37
  4. Step 4: Simplify right side
    19,309.62x = 313,408,097.92
  5. Step 5: Solve for x
    x = 313,408,097.92/19,309.62
  6. Step 6: Final answer
    x = 16,230.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.