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Finding the Fourth Proportional to 32,139.60, 48,231.12 and 14,611.20

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Solution

The fourth proportional to 32,139.60, 48,231.12 and 14,611.20 is: 21,926.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,139.60 : 48,231.12 = 14,611.20 : x
  2. Step 2: Convert to fraction form
    32,139.60/48,231.12 = 14,611.20/x
  3. Step 3: Cross multiply
    32,139.60x = 48,231.12 × 14,611.20
  4. Step 4: Simplify right side
    32,139.60x = 704,714,540.54
  5. Step 5: Solve for x
    x = 704,714,540.54/32,139.60
  6. Step 6: Final answer
    x = 21,926.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.