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Finding the Fourth Proportional to 32,410.60, 48,615.90 and 19,069.90

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Solution

The fourth proportional to 32,410.60, 48,615.90 and 19,069.90 is: 28,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,410.60 : 48,615.90 = 19,069.90 : x
  2. Step 2: Convert to fraction form
    32,410.60/48,615.90 = 19,069.90/x
  3. Step 3: Cross multiply
    32,410.60x = 48,615.90 × 19,069.90
  4. Step 4: Simplify right side
    32,410.60x = 927,100,351.41
  5. Step 5: Solve for x
    x = 927,100,351.41/32,410.60
  6. Step 6: Final answer
    x = 28,604.85

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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.