Home / 26,584.04-39,815.61-20,613.08

Finding the Fourth Proportional to 26,584.04, 39,815.61 and 20,613.08

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Solution

The fourth proportional to 26,584.04, 39,815.61 and 20,613.08 is: 30,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,584.04 : 39,815.61 = 20,613.08 : x
  2. Step 2: Convert to fraction form
    26,584.04/39,815.61 = 20,613.08/x
  3. Step 3: Cross multiply
    26,584.04x = 39,815.61 × 20,613.08
  4. Step 4: Simplify right side
    26,584.04x = 820,722,155.10
  5. Step 5: Solve for x
    x = 820,722,155.10/26,584.04
  6. Step 6: Final answer
    x = 30,872.74

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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.