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Finding the Fourth Proportional to 32,653.80, 48,984.48 and 12,934.08

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Solution

The fourth proportional to 32,653.80, 48,984.48 and 12,934.08 is: 19,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,653.80 : 48,984.48 = 12,934.08 : x
  2. Step 2: Convert to fraction form
    32,653.80/48,984.48 = 12,934.08/x
  3. Step 3: Cross multiply
    32,653.80x = 48,984.48 × 12,934.08
  4. Step 4: Simplify right side
    32,653.80x = 633,569,183.08
  5. Step 5: Solve for x
    x = 633,569,183.08/32,653.80
  6. Step 6: Final answer
    x = 19,402.62

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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.