Home / 28,044.06-38,622.06-27,431.70

Finding the Fourth Proportional to 28,044.06, 38,622.06 and 27,431.70

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Solution

The fourth proportional to 28,044.06, 38,622.06 and 27,431.70 is: 37,778.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,044.06 : 38,622.06 = 27,431.70 : x
  2. Step 2: Convert to fraction form
    28,044.06/38,622.06 = 27,431.70/x
  3. Step 3: Cross multiply
    28,044.06x = 38,622.06 × 27,431.70
  4. Step 4: Simplify right side
    28,044.06x = 1,059,468,763.30
  5. Step 5: Solve for x
    x = 1,059,468,763.30/28,044.06
  6. Step 6: Final answer
    x = 37,778.72

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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.