Home / 27,942.66-38,560.09-15,367.41

Finding the Fourth Proportional to 27,942.66, 38,560.09 and 15,367.41

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Solution

The fourth proportional to 27,942.66, 38,560.09 and 15,367.41 is: 21,206.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.66 : 38,560.09 = 15,367.41 : x
  2. Step 2: Convert to fraction form
    27,942.66/38,560.09 = 15,367.41/x
  3. Step 3: Cross multiply
    27,942.66x = 38,560.09 × 15,367.41
  4. Step 4: Simplify right side
    27,942.66x = 592,568,712.67
  5. Step 5: Solve for x
    x = 592,568,712.67/27,942.66
  6. Step 6: Final answer
    x = 21,206.60

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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.