Home / 33,114.53-45,687.92-18,772.07

Finding the Fourth Proportional to 33,114.53, 45,687.92 and 18,772.07

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Solution

The fourth proportional to 33,114.53, 45,687.92 and 18,772.07 is: 25,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.53 : 45,687.92 = 18,772.07 : x
  2. Step 2: Convert to fraction form
    33,114.53/45,687.92 = 18,772.07/x
  3. Step 3: Cross multiply
    33,114.53x = 45,687.92 × 18,772.07
  4. Step 4: Simplify right side
    33,114.53x = 857,656,510.09
  5. Step 5: Solve for x
    x = 857,656,510.09/33,114.53
  6. Step 6: Final answer
    x = 25,899.70

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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.