Home / 27,057.24-40,585.86-18,691.56

Finding the Fourth Proportional to 27,057.24, 40,585.86 and 18,691.56

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Solution

The fourth proportional to 27,057.24, 40,585.86 and 18,691.56 is: 28,037.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,057.24 : 40,585.86 = 18,691.56 : x
  2. Step 2: Convert to fraction form
    27,057.24/40,585.86 = 18,691.56/x
  3. Step 3: Cross multiply
    27,057.24x = 40,585.86 × 18,691.56
  4. Step 4: Simplify right side
    27,057.24x = 758,613,037.34
  5. Step 5: Solve for x
    x = 758,613,037.34/27,057.24
  6. Step 6: Final answer
    x = 28,037.34

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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.