Home / 20,125.92-27,754.42-12,058.27

Finding the Fourth Proportional to 20,125.92, 27,754.42 and 12,058.27

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Solution

The fourth proportional to 20,125.92, 27,754.42 and 12,058.27 is: 16,628.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,125.92 : 27,754.42 = 12,058.27 : x
  2. Step 2: Convert to fraction form
    20,125.92/27,754.42 = 12,058.27/x
  3. Step 3: Cross multiply
    20,125.92x = 27,754.42 × 12,058.27
  4. Step 4: Simplify right side
    20,125.92x = 334,670,290.05
  5. Step 5: Solve for x
    x = 334,670,290.05/20,125.92
  6. Step 6: Final answer
    x = 16,628.82

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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.