Home / 38,539.41-57,809.33-11,885.07

Finding the Fourth Proportional to 38,539.41, 57,809.33 and 11,885.07

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Solution

The fourth proportional to 38,539.41, 57,809.33 and 11,885.07 is: 17,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,539.41 : 57,809.33 = 11,885.07 : x
  2. Step 2: Convert to fraction form
    38,539.41/57,809.33 = 11,885.07/x
  3. Step 3: Cross multiply
    38,539.41x = 57,809.33 × 11,885.07
  4. Step 4: Simplify right side
    38,539.41x = 687,067,874.28
  5. Step 5: Solve for x
    x = 687,067,874.28/38,539.41
  6. Step 6: Final answer
    x = 17,827.67

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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.