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Finding the Fourth Proportional to 45,908.60, 68,846.70 and 16,327.40

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Solution

The fourth proportional to 45,908.60, 68,846.70 and 16,327.40 is: 24,485.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,908.60 : 68,846.70 = 16,327.40 : x
  2. Step 2: Convert to fraction form
    45,908.60/68,846.70 = 16,327.40/x
  3. Step 3: Cross multiply
    45,908.60x = 68,846.70 × 16,327.40
  4. Step 4: Simplify right side
    45,908.60x = 1,124,087,609.58
  5. Step 5: Solve for x
    x = 1,124,087,609.58/45,908.60
  6. Step 6: Final answer
    x = 24,485.34

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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.