Home / 14,202.38-21,302.68-4,340.76

Finding the Fourth Proportional to 14,202.38, 21,302.68 and 4,340.76

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Solution

The fourth proportional to 14,202.38, 21,302.68 and 4,340.76 is: 6,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.38 : 21,302.68 = 4,340.76 : x
  2. Step 2: Convert to fraction form
    14,202.38/21,302.68 = 4,340.76/x
  3. Step 3: Cross multiply
    14,202.38x = 21,302.68 × 4,340.76
  4. Step 4: Simplify right side
    14,202.38x = 92,469,821.24
  5. Step 5: Solve for x
    x = 92,469,821.24/14,202.38
  6. Step 6: Final answer
    x = 6,510.87

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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.