Home / 47,286.96-70,932.87-12,226.92

Finding the Fourth Proportional to 47,286.96, 70,932.87 and 12,226.92

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Solution

The fourth proportional to 47,286.96, 70,932.87 and 12,226.92 is: 18,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,286.96 : 70,932.87 = 12,226.92 : x
  2. Step 2: Convert to fraction form
    47,286.96/70,932.87 = 12,226.92/x
  3. Step 3: Cross multiply
    47,286.96x = 70,932.87 × 12,226.92
  4. Step 4: Simplify right side
    47,286.96x = 867,290,172.20
  5. Step 5: Solve for x
    x = 867,290,172.20/47,286.96
  6. Step 6: Final answer
    x = 18,341.00

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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.