Home / 27,329.11-40,953.78-12,113.33

Finding the Fourth Proportional to 27,329.11, 40,953.78 and 12,113.33

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Solution

The fourth proportional to 27,329.11, 40,953.78 and 12,113.33 is: 18,152.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.11 : 40,953.78 = 12,113.33 : x
  2. Step 2: Convert to fraction form
    27,329.11/40,953.78 = 12,113.33/x
  3. Step 3: Cross multiply
    27,329.11x = 40,953.78 × 12,113.33
  4. Step 4: Simplify right side
    27,329.11x = 496,086,447.12
  5. Step 5: Solve for x
    x = 496,086,447.12/27,329.11
  6. Step 6: Final answer
    x = 18,152.31

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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.