Home / 27,712.58-41,582.77-12,922.65

Finding the Fourth Proportional to 27,712.58, 41,582.77 and 12,922.65

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Solution

The fourth proportional to 27,712.58, 41,582.77 and 12,922.65 is: 19,390.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,712.58 : 41,582.77 = 12,922.65 : x
  2. Step 2: Convert to fraction form
    27,712.58/41,582.77 = 12,922.65/x
  3. Step 3: Cross multiply
    27,712.58x = 41,582.77 × 12,922.65
  4. Step 4: Simplify right side
    27,712.58x = 537,359,550.43
  5. Step 5: Solve for x
    x = 537,359,550.43/27,712.58
  6. Step 6: Final answer
    x = 19,390.46

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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.