Home / 27,396.14-37,806.77-14,820.89

Finding the Fourth Proportional to 27,396.14, 37,806.77 and 14,820.89

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Solution

The fourth proportional to 27,396.14, 37,806.77 and 14,820.89 is: 20,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,396.14 : 37,806.77 = 14,820.89 : x
  2. Step 2: Convert to fraction form
    27,396.14/37,806.77 = 14,820.89/x
  3. Step 3: Cross multiply
    27,396.14x = 37,806.77 × 14,820.89
  4. Step 4: Simplify right side
    27,396.14x = 560,329,979.43
  5. Step 5: Solve for x
    x = 560,329,979.43/27,396.14
  6. Step 6: Final answer
    x = 20,452.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.