Home / 27,328.96-37,714.09-15,392.51

Finding the Fourth Proportional to 27,328.96, 37,714.09 and 15,392.51

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Solution

The fourth proportional to 27,328.96, 37,714.09 and 15,392.51 is: 21,241.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.96 : 37,714.09 = 15,392.51 : x
  2. Step 2: Convert to fraction form
    27,328.96/37,714.09 = 15,392.51/x
  3. Step 3: Cross multiply
    27,328.96x = 37,714.09 × 15,392.51
  4. Step 4: Simplify right side
    27,328.96x = 580,514,318.90
  5. Step 5: Solve for x
    x = 580,514,318.90/27,328.96
  6. Step 6: Final answer
    x = 21,241.73

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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.