Home / 28,051.32-38,874.60-27,519.09

Finding the Fourth Proportional to 28,051.32, 38,874.60 and 27,519.09

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Solution

The fourth proportional to 28,051.32, 38,874.60 and 27,519.09 is: 38,137.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,051.32 : 38,874.60 = 27,519.09 : x
  2. Step 2: Convert to fraction form
    28,051.32/38,874.60 = 27,519.09/x
  3. Step 3: Cross multiply
    28,051.32x = 38,874.60 × 27,519.09
  4. Step 4: Simplify right side
    28,051.32x = 1,069,793,616.11
  5. Step 5: Solve for x
    x = 1,069,793,616.11/28,051.32
  6. Step 6: Final answer
    x = 38,137.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.