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Finding the Fourth Proportional to 32,133.95, 48,193.16 and 12,399.92

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Solution

The fourth proportional to 32,133.95, 48,193.16 and 12,399.92 is: 18,596.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,133.95 : 48,193.16 = 12,399.92 : x
  2. Step 2: Convert to fraction form
    32,133.95/48,193.16 = 12,399.92/x
  3. Step 3: Cross multiply
    32,133.95x = 48,193.16 × 12,399.92
  4. Step 4: Simplify right side
    32,133.95x = 597,591,025.58
  5. Step 5: Solve for x
    x = 597,591,025.58/32,133.95
  6. Step 6: Final answer
    x = 18,596.88

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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.