Home / 47,286.71-70,932.50-12,226.67

Finding the Fourth Proportional to 47,286.71, 70,932.50 and 12,226.67

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Solution

The fourth proportional to 47,286.71, 70,932.50 and 12,226.67 is: 18,340.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,286.71 : 70,932.50 = 12,226.67 : x
  2. Step 2: Convert to fraction form
    47,286.71/70,932.50 = 12,226.67/x
  3. Step 3: Cross multiply
    47,286.71x = 70,932.50 × 12,226.67
  4. Step 4: Simplify right side
    47,286.71x = 867,267,853.98
  5. Step 5: Solve for x
    x = 867,267,853.98/47,286.71
  6. Step 6: Final answer
    x = 18,340.63

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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.