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Finding the Fourth Proportional to 32,528.72, 48,796.68 and 12,804.68

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Solution

The fourth proportional to 32,528.72, 48,796.68 and 12,804.68 is: 19,208.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,528.72 : 48,796.68 = 12,804.68 : x
  2. Step 2: Convert to fraction form
    32,528.72/48,796.68 = 12,804.68/x
  3. Step 3: Cross multiply
    32,528.72x = 48,796.68 × 12,804.68
  4. Step 4: Simplify right side
    32,528.72x = 624,825,872.46
  5. Step 5: Solve for x
    x = 624,825,872.46/32,528.72
  6. Step 6: Final answer
    x = 19,208.44

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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.