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Finding the Fourth Proportional to 34,662.98, 51,994.47 and 11,289.42

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Solution

The fourth proportional to 34,662.98, 51,994.47 and 11,289.42 is: 16,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,662.98 : 51,994.47 = 11,289.42 : x
  2. Step 2: Convert to fraction form
    34,662.98/51,994.47 = 11,289.42/x
  3. Step 3: Cross multiply
    34,662.98x = 51,994.47 × 11,289.42
  4. Step 4: Simplify right side
    34,662.98x = 586,987,437.73
  5. Step 5: Solve for x
    x = 586,987,437.73/34,662.98
  6. Step 6: Final answer
    x = 16,934.13

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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.