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Finding the Fourth Proportional to 27,341, 37,719.78 and 17,265.68

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Solution

The fourth proportional to 27,341, 37,719.78 and 17,265.68 is: 23,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,341 : 37,719.78 = 17,265.68 : x
  2. Step 2: Convert to fraction form
    27,341/37,719.78 = 17,265.68/x
  3. Step 3: Cross multiply
    27,341x = 37,719.78 × 17,265.68
  4. Step 4: Simplify right side
    27,341x = 651,257,651.15
  5. Step 5: Solve for x
    x = 651,257,651.15/27,341
  6. Step 6: Final answer
    x = 23,819.82

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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.