Home / 13,484.97-20,226.83-4,721.85

Finding the Fourth Proportional to 13,484.97, 20,226.83 and 4,721.85

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Solution

The fourth proportional to 13,484.97, 20,226.83 and 4,721.85 is: 7,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.97 : 20,226.83 = 4,721.85 : x
  2. Step 2: Convert to fraction form
    13,484.97/20,226.83 = 4,721.85/x
  3. Step 3: Cross multiply
    13,484.97x = 20,226.83 × 4,721.85
  4. Step 4: Simplify right side
    13,484.97x = 95,508,033.63
  5. Step 5: Solve for x
    x = 95,508,033.63/13,484.97
  6. Step 6: Final answer
    x = 7,082.55

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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.