Home / 27,147.08-40,714.04-11,343.56

Finding the Fourth Proportional to 27,147.08, 40,714.04 and 11,343.56

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Solution

The fourth proportional to 27,147.08, 40,714.04 and 11,343.56 is: 17,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,147.08 : 40,714.04 = 11,343.56 : x
  2. Step 2: Convert to fraction form
    27,147.08/40,714.04 = 11,343.56/x
  3. Step 3: Cross multiply
    27,147.08x = 40,714.04 × 11,343.56
  4. Step 4: Simplify right side
    27,147.08x = 461,842,155.58
  5. Step 5: Solve for x
    x = 461,842,155.58/27,147.08
  6. Step 6: Final answer
    x = 17,012.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.