Home / 27,256.24-37,613.96-15,318.88

Finding the Fourth Proportional to 27,256.24, 37,613.96 and 15,318.88

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Solution

The fourth proportional to 27,256.24, 37,613.96 and 15,318.88 is: 21,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,256.24 : 37,613.96 = 15,318.88 : x
  2. Step 2: Convert to fraction form
    27,256.24/37,613.96 = 15,318.88/x
  3. Step 3: Cross multiply
    27,256.24x = 37,613.96 × 15,318.88
  4. Step 4: Simplify right side
    27,256.24x = 576,203,739.56
  5. Step 5: Solve for x
    x = 576,203,739.56/27,256.24
  6. Step 6: Final answer
    x = 21,140.25

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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.