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Finding the Fourth Proportional to 51,996.59, 77,994.88 and 16,936.24

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Solution

The fourth proportional to 51,996.59, 77,994.88 and 16,936.24 is: 25,404.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,996.59 : 77,994.88 = 16,936.24 : x
  2. Step 2: Convert to fraction form
    51,996.59/77,994.88 = 16,936.24/x
  3. Step 3: Cross multiply
    51,996.59x = 77,994.88 × 16,936.24
  4. Step 4: Simplify right side
    51,996.59x = 1,320,939,769.12
  5. Step 5: Solve for x
    x = 1,320,939,769.12/51,996.59
  6. Step 6: Final answer
    x = 25,404.36

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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.