Home / 28,083.10-38,757.99-16,146.94

Finding the Fourth Proportional to 28,083.10, 38,757.99 and 16,146.94

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Solution

The fourth proportional to 28,083.10, 38,757.99 and 16,146.94 is: 22,284.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083.10 : 38,757.99 = 16,146.94 : x
  2. Step 2: Convert to fraction form
    28,083.10/38,757.99 = 16,146.94/x
  3. Step 3: Cross multiply
    28,083.10x = 38,757.99 × 16,146.94
  4. Step 4: Simplify right side
    28,083.10x = 625,822,939.05
  5. Step 5: Solve for x
    x = 625,822,939.05/28,083.10
  6. Step 6: Final answer
    x = 22,284.68

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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.