Home / 27,582.76-41,356.86-18,212.84

Finding the Fourth Proportional to 27,582.76, 41,356.86 and 18,212.84

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Solution

The fourth proportional to 27,582.76, 41,356.86 and 18,212.84 is: 27,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.76 : 41,356.86 = 18,212.84 : x
  2. Step 2: Convert to fraction form
    27,582.76/41,356.86 = 18,212.84/x
  3. Step 3: Cross multiply
    27,582.76x = 41,356.86 × 18,212.84
  4. Step 4: Simplify right side
    27,582.76x = 753,225,874.08
  5. Step 5: Solve for x
    x = 753,225,874.08/27,582.76
  6. Step 6: Final answer
    x = 27,307.85

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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.