Home / 47,781.68-71,690.04-16,625.84

Finding the Fourth Proportional to 47,781.68, 71,690.04 and 16,625.84

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Solution

The fourth proportional to 47,781.68, 71,690.04 and 16,625.84 is: 24,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,781.68 : 71,690.04 = 16,625.84 : x
  2. Step 2: Convert to fraction form
    47,781.68/71,690.04 = 16,625.84/x
  3. Step 3: Cross multiply
    47,781.68x = 71,690.04 × 16,625.84
  4. Step 4: Simplify right side
    47,781.68x = 1,191,907,134.63
  5. Step 5: Solve for x
    x = 1,191,907,134.63/47,781.68
  6. Step 6: Final answer
    x = 24,944.86

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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.