Home / 33,618.56-46,393.23-18,510.91

Finding the Fourth Proportional to 33,618.56, 46,393.23 and 18,510.91

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Solution

The fourth proportional to 33,618.56, 46,393.23 and 18,510.91 is: 25,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.56 : 46,393.23 = 18,510.91 : x
  2. Step 2: Convert to fraction form
    33,618.56/46,393.23 = 18,510.91/x
  3. Step 3: Cross multiply
    33,618.56x = 46,393.23 × 18,510.91
  4. Step 4: Simplify right side
    33,618.56x = 858,780,905.14
  5. Step 5: Solve for x
    x = 858,780,905.14/33,618.56
  6. Step 6: Final answer
    x = 25,544.85

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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.