Home / 27,185.89-37,516.59-15,863.17

Finding the Fourth Proportional to 27,185.89, 37,516.59 and 15,863.17

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Solution

The fourth proportional to 27,185.89, 37,516.59 and 15,863.17 is: 21,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.89 : 37,516.59 = 15,863.17 : x
  2. Step 2: Convert to fraction form
    27,185.89/37,516.59 = 15,863.17/x
  3. Step 3: Cross multiply
    27,185.89x = 37,516.59 × 15,863.17
  4. Step 4: Simplify right side
    27,185.89x = 595,132,044.99
  5. Step 5: Solve for x
    x = 595,132,044.99/27,185.89
  6. Step 6: Final answer
    x = 21,891.21

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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.