Home / 27,124.56-37,431.21-15,188.66

Finding the Fourth Proportional to 27,124.56, 37,431.21 and 15,188.66

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Solution

The fourth proportional to 27,124.56, 37,431.21 and 15,188.66 is: 20,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.56 : 37,431.21 = 15,188.66 : x
  2. Step 2: Convert to fraction form
    27,124.56/37,431.21 = 15,188.66/x
  3. Step 3: Cross multiply
    27,124.56x = 37,431.21 × 15,188.66
  4. Step 4: Simplify right side
    27,124.56x = 568,529,922.08
  5. Step 5: Solve for x
    x = 568,529,922.08/27,124.56
  6. Step 6: Final answer
    x = 20,959.97

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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.