Home / 28,714.08-39,378.24-27,516.72

Finding the Fourth Proportional to 28,714.08, 39,378.24 and 27,516.72

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Solution

The fourth proportional to 28,714.08, 39,378.24 and 27,516.72 is: 37,736.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,714.08 : 39,378.24 = 27,516.72 : x
  2. Step 2: Convert to fraction form
    28,714.08/39,378.24 = 27,516.72/x
  3. Step 3: Cross multiply
    28,714.08x = 39,378.24 × 27,516.72
  4. Step 4: Simplify right side
    28,714.08x = 1,083,560,004.17
  5. Step 5: Solve for x
    x = 1,083,560,004.17/28,714.08
  6. Step 6: Final answer
    x = 37,736.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.