Home / 38,540.40-57,814.44-10,460.92

Finding the Fourth Proportional to 38,540.40, 57,814.44 and 10,460.92

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Solution

The fourth proportional to 38,540.40, 57,814.44 and 10,460.92 is: 15,692.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,540.40 : 57,814.44 = 10,460.92 : x
  2. Step 2: Convert to fraction form
    38,540.40/57,814.44 = 10,460.92/x
  3. Step 3: Cross multiply
    38,540.40x = 57,814.44 × 10,460.92
  4. Step 4: Simplify right side
    38,540.40x = 604,792,231.68
  5. Step 5: Solve for x
    x = 604,792,231.68/38,540.40
  6. Step 6: Final answer
    x = 15,692.42

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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.