Home / 14,913.87-22,370.29-3,820.67

Finding the Fourth Proportional to 14,913.87, 22,370.29 and 3,820.67

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Solution

The fourth proportional to 14,913.87, 22,370.29 and 3,820.67 is: 5,730.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.87 : 22,370.29 = 3,820.67 : x
  2. Step 2: Convert to fraction form
    14,913.87/22,370.29 = 3,820.67/x
  3. Step 3: Cross multiply
    14,913.87x = 22,370.29 × 3,820.67
  4. Step 4: Simplify right side
    14,913.87x = 85,469,479.87
  5. Step 5: Solve for x
    x = 85,469,479.87/14,913.87
  6. Step 6: Final answer
    x = 5,730.87

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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.