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Finding the Fourth Proportional to 32,940.94, 49,437.12 and 13,232.42

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Solution

The fourth proportional to 32,940.94, 49,437.12 and 13,232.42 is: 19,858.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,940.94 : 49,437.12 = 13,232.42 : x
  2. Step 2: Convert to fraction form
    32,940.94/49,437.12 = 13,232.42/x
  3. Step 3: Cross multiply
    32,940.94x = 49,437.12 × 13,232.42
  4. Step 4: Simplify right side
    32,940.94x = 654,172,735.43
  5. Step 5: Solve for x
    x = 654,172,735.43/32,940.94
  6. Step 6: Final answer
    x = 19,858.96

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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.