Home / 33,126.53-45,715.73-18,982.11

Finding the Fourth Proportional to 33,126.53, 45,715.73 and 18,982.11

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Solution

The fourth proportional to 33,126.53, 45,715.73 and 18,982.11 is: 26,195.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.53 : 45,715.73 = 18,982.11 : x
  2. Step 2: Convert to fraction form
    33,126.53/45,715.73 = 18,982.11/x
  3. Step 3: Cross multiply
    33,126.53x = 45,715.73 × 18,982.11
  4. Step 4: Simplify right side
    33,126.53x = 867,780,834.47
  5. Step 5: Solve for x
    x = 867,780,834.47/33,126.53
  6. Step 6: Final answer
    x = 26,195.95

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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.