Home / 33,186.76-49,780.14-9,811.38

Finding the Fourth Proportional to 33,186.76, 49,780.14 and 9,811.38

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Solution

The fourth proportional to 33,186.76, 49,780.14 and 9,811.38 is: 14,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,186.76 : 49,780.14 = 9,811.38 : x
  2. Step 2: Convert to fraction form
    33,186.76/49,780.14 = 9,811.38/x
  3. Step 3: Cross multiply
    33,186.76x = 49,780.14 × 9,811.38
  4. Step 4: Simplify right side
    33,186.76x = 488,411,869.99
  5. Step 5: Solve for x
    x = 488,411,869.99/33,186.76
  6. Step 6: Final answer
    x = 14,717.07

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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.