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Finding the Fourth Proportional to 48,051.65, 72,079.44 and 16,483.42

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Solution

The fourth proportional to 48,051.65, 72,079.44 and 16,483.42 is: 24,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,051.65 : 72,079.44 = 16,483.42 : x
  2. Step 2: Convert to fraction form
    48,051.65/72,079.44 = 16,483.42/x
  3. Step 3: Cross multiply
    48,051.65x = 72,079.44 × 16,483.42
  4. Step 4: Simplify right side
    48,051.65x = 1,188,115,240.07
  5. Step 5: Solve for x
    x = 1,188,115,240.07/48,051.65
  6. Step 6: Final answer
    x = 24,725.80

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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.