Home / 18,834.94-28,252.41-13,673.62

Finding the Fourth Proportional to 18,834.94, 28,252.41 and 13,673.62

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Solution

The fourth proportional to 18,834.94, 28,252.41 and 13,673.62 is: 20,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.94 : 28,252.41 = 13,673.62 : x
  2. Step 2: Convert to fraction form
    18,834.94/28,252.41 = 13,673.62/x
  3. Step 3: Cross multiply
    18,834.94x = 28,252.41 × 13,673.62
  4. Step 4: Simplify right side
    18,834.94x = 386,312,718.42
  5. Step 5: Solve for x
    x = 386,312,718.42/18,834.94
  6. Step 6: Final answer
    x = 20,510.43

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Similar ratio
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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.