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Finding the Fourth Proportional to 34,662.96, 51,994.17 and 18,014.40

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Solution

The fourth proportional to 34,662.96, 51,994.17 and 18,014.40 is: 27,021.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,662.96 : 51,994.17 = 18,014.40 : x
  2. Step 2: Convert to fraction form
    34,662.96/51,994.17 = 18,014.40/x
  3. Step 3: Cross multiply
    34,662.96x = 51,994.17 × 18,014.40
  4. Step 4: Simplify right side
    34,662.96x = 936,643,776.05
  5. Step 5: Solve for x
    x = 936,643,776.05/34,662.96
  6. Step 6: Final answer
    x = 27,021.46

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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.