Home / 18,112.84-27,037.33-16,777.26

Finding the Fourth Proportional to 18,112.84, 27,037.33 and 16,777.26

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Solution

The fourth proportional to 18,112.84, 27,037.33 and 16,777.26 is: 25,043.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.84 : 27,037.33 = 16,777.26 : x
  2. Step 2: Convert to fraction form
    18,112.84/27,037.33 = 16,777.26/x
  3. Step 3: Cross multiply
    18,112.84x = 27,037.33 × 16,777.26
  4. Step 4: Simplify right side
    18,112.84x = 453,612,315.12
  5. Step 5: Solve for x
    x = 453,612,315.12/18,112.84
  6. Step 6: Final answer
    x = 25,043.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.