Home / 21,441.60-32,180.67-8,297.73

Finding the Fourth Proportional to 21,441.60, 32,180.67 and 8,297.73

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Solution

The fourth proportional to 21,441.60, 32,180.67 and 8,297.73 is: 12,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,441.60 : 32,180.67 = 8,297.73 : x
  2. Step 2: Convert to fraction form
    21,441.60/32,180.67 = 8,297.73/x
  3. Step 3: Cross multiply
    21,441.60x = 32,180.67 × 8,297.73
  4. Step 4: Simplify right side
    21,441.60x = 267,026,510.88
  5. Step 5: Solve for x
    x = 267,026,510.88/21,441.60
  6. Step 6: Final answer
    x = 12,453.67

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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.