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Finding the Fourth Proportional to 27,147, 37,452.36 and 17,071.32

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Solution

The fourth proportional to 27,147, 37,452.36 and 17,071.32 is: 23,551.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,147 : 37,452.36 = 17,071.32 : x
  2. Step 2: Convert to fraction form
    27,147/37,452.36 = 17,071.32/x
  3. Step 3: Cross multiply
    27,147x = 37,452.36 × 17,071.32
  4. Step 4: Simplify right side
    27,147x = 639,361,222.32
  5. Step 5: Solve for x
    x = 639,361,222.32/27,147
  6. Step 6: Final answer
    x = 23,551.82

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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.