Home / 27,257.41-37,613.77-15,319.96

Finding the Fourth Proportional to 27,257.41, 37,613.77 and 15,319.96

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Solution

The fourth proportional to 27,257.41, 37,613.77 and 15,319.96 is: 21,140.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,257.41 : 37,613.77 = 15,319.96 : x
  2. Step 2: Convert to fraction form
    27,257.41/37,613.77 = 15,319.96/x
  3. Step 3: Cross multiply
    27,257.41x = 37,613.77 × 15,319.96
  4. Step 4: Simplify right side
    27,257.41x = 576,241,451.85
  5. Step 5: Solve for x
    x = 576,241,451.85/27,257.41
  6. Step 6: Final answer
    x = 21,140.73

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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.