Home / 38,378.24-57,575.12-16,191.67

Finding the Fourth Proportional to 38,378.24, 57,575.12 and 16,191.67

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Solution

The fourth proportional to 38,378.24, 57,575.12 and 16,191.67 is: 24,290.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,378.24 : 57,575.12 = 16,191.67 : x
  2. Step 2: Convert to fraction form
    38,378.24/57,575.12 = 16,191.67/x
  3. Step 3: Cross multiply
    38,378.24x = 57,575.12 × 16,191.67
  4. Step 4: Simplify right side
    38,378.24x = 932,237,343.25
  5. Step 5: Solve for x
    x = 932,237,343.25/38,378.24
  6. Step 6: Final answer
    x = 24,290.78

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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.