Home / 19,202.84-28,732.44-13,668.92

Finding the Fourth Proportional to 19,202.84, 28,732.44 and 13,668.92

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Solution

The fourth proportional to 19,202.84, 28,732.44 and 13,668.92 is: 20,452.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.84 : 28,732.44 = 13,668.92 : x
  2. Step 2: Convert to fraction form
    19,202.84/28,732.44 = 13,668.92/x
  3. Step 3: Cross multiply
    19,202.84x = 28,732.44 × 13,668.92
  4. Step 4: Simplify right side
    19,202.84x = 392,741,423.76
  5. Step 5: Solve for x
    x = 392,741,423.76/19,202.84
  6. Step 6: Final answer
    x = 20,452.26

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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.