Home / 27,684.85-41,488.68-20,924.89

Finding the Fourth Proportional to 27,684.85, 41,488.68 and 20,924.89

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Solution

The fourth proportional to 27,684.85, 41,488.68 and 20,924.89 is: 31,358.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,684.85 : 41,488.68 = 20,924.89 : x
  2. Step 2: Convert to fraction form
    27,684.85/41,488.68 = 20,924.89/x
  3. Step 3: Cross multiply
    27,684.85x = 41,488.68 × 20,924.89
  4. Step 4: Simplify right side
    27,684.85x = 868,146,065.25
  5. Step 5: Solve for x
    x = 868,146,065.25/27,684.85
  6. Step 6: Final answer
    x = 31,358.16

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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.